• 专注成人和青少年软实力的提升
  • 自主研发成功打造了三大课程体系
  • 线上线下课程互补,体系完善

400-688-0112

公开讲话紧张?6个实用技巧助你从容应对

来源:长春新励成教育 时间:05-11

公开讲话紧张?6个实用技巧助你从容应对

公开讲话紧张?6个实用技巧助你从容应对

无论是职场汇报、课堂分享还是公开演讲,许多人站上讲台的瞬间总会被紧张感笼罩:心跳加速、声音发颤、大脑空白......这种生理与心理的双重反应,本质是人类面对未知评价时的本能防御机制。幸运的是,通过科学的方法训练,这种紧张情绪完全可以被有效缓解。本文整理了6个经过实践验证的实用技巧,覆盖心理调节与行为干预两大维度,帮助不同场景下的表达者快速恢复状态。

技巧一:视线管理策略——降低即时压力源

初登讲台的紧张感,很大程度来源于"被注视"的压迫感。尤其是当台下出现皱眉、低头看手机等反馈时,演讲者容易产生"我的表现不好"的负面联想。此时可采用"视线管理策略":主动避开那些可能传递负面信号的听众(如紧盯笔记的人、频繁看表的人),转而将目光投向表情温和、点头回应的听众。这种选择性注视既能减少即时压力源,又能通过正向反馈增强信心。需要注意的是,视线停留时间不宜过长(3-5秒为宜),避免给特定听众造成压迫感,同时保持整体环视,维持与全场的互动感。

技巧二:阶梯式呼吸法——快速调节生理状态

紧张情绪会触发"战斗或逃跑"的应激反应,表现为呼吸急促、心率加快。此时通过有意识的呼吸调节,能直接干预生理状态,进而平复情绪。推荐采用"4-7-8呼吸法":双脚平稳着地,双肩自然下垂,用鼻子缓慢吸气4秒(感受空气填满胸腔),屏息7秒(保持腹部微鼓),然后通过撅起的嘴唇缓慢呼气8秒(发出轻微的"呼"声)。重复3-5组后,你会明显感觉到心跳放缓、肌肉放松。这种方法的原理在于,延长呼气时间能激活副交感神经,对抗紧张引发的交感神经兴奋,是演讲前5分钟内最有效的应急手段。

技巧三:成功预演训练——构建心理安全区

心理学中的"预期效应"表明,人会不自觉地按照预设的心理剧本行动。如果在演讲前反复设想"忘词""冷场"等负面场景,反而会强化紧张感;反之,通过"成功预演"构建积极心理画面,能有效提升信心。具体操作时,可在脑海中清晰描绘三个场景:,走上讲台时步伐稳健、微笑自然;第二,讲述关键内容时听众专注、频频点头;第三,结束时获得热烈掌声。每天练习3-5分钟,持续3天,这种心理预演会逐渐内化为"我能成功"的信念。需要强调的是,预演细节越具体(如听众的着装、会场的灯光),心理暗示效果越显著。

技巧四:环境缓冲法——创造放松场域

外部环境对情绪的影响往往被低估。在演讲前30分钟,可主动营造"放松场域"来降低紧张阈值:如果是线下场合,可到会场外的走廊散步,观察绿植或天花板的装饰细节;如果是线上演讲,可调整摄像头角度,确保视野中出现自己熟悉的物品(如桌面的盆栽、家人的照片)。这些与演讲无关的环境元素,能帮助大脑从"准备战斗"的紧张模式切换到"安全观察"的放松模式。另外,携带一个"安抚小物"(如钥匙扣、润唇膏)也有奇效——当手指触摸熟悉的物品时,触觉会向大脑传递"一切可控"的信号。

技巧五:注意力转移术——打破思维反刍

临上台前的"大脑空白",本质是过度关注"我会不会出错"的思维反刍。此时需要主动转移注意力,将思维从"自我审视"转向"外部观察"。例如,观察会场的布置细节(舞台的背景色、座椅的排列方式),或与旁边的听众进行简单对话("您觉得今天的场地温度合适吗?")。这种注意力的外移能有效切断"紧张-更紧张"的恶性循环。需要注意的是,转移对象应选择中性或积极的内容,避免讨论与演讲相关的话题(如"你觉得我讲的内容难吗?"),否则可能重新激活焦虑源。

技巧六:双重暗示系统——强化心理韧性

语言暗示的效果取决于"自我暗示"与"外部暗示"的协同作用。自我暗示需避免空洞的"我不紧张",而应采用具体的肯定句(如"我准备得很充分,关键数据都记熟了");外部暗示可提前请朋友或同事在演讲前传递简短鼓励(如"你昨天练习时状态特别好")。这种双重暗示系统能从内部认知和外部反馈两个维度,强化"我能应对"的心理韧性。研究表明,结合具体事实的暗示(如"你上次部门汇报时逻辑很清晰")比泛泛的"加油"有效3倍以上,因为它唤醒了大脑中成功经历的记忆,形成正向的情绪锚点。

需要明确的是,缓解公开讲话紧张的核心不是"消除紧张",而是"与紧张共存"。上述技巧的本质是帮助演讲者建立对情绪的掌控感——当你知道"即使紧张,我也有方法快速调整"时,紧张本身就不再是障碍。建议选择2-3个适合自己的技巧重点练习,通过反复实践将其转化为下意识的反应,最终实现从"应对紧张"到"享受表达"的转变。

课程导航
校区导航
基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-04-04 18:36:19 HTTP/1.1 GET : http://www.educw.com/s/3570/n/21744.html
  2. 运行时间 : 0.017219s [ 吞吐率:58.08req/s ] 内存消耗:391.28kb 文件加载:137
  3. 缓存信息 : 0 reads,0 writes
  1. /data/web/baijiao_branch_collect/public/index.php ( 0.79 KB )
  2. /data/web/baijiao_branch_collect/vendor/autoload.php ( 0.75 KB )
  3. /data/web/baijiao_branch_collect/vendor/composer/autoload_real.php ( 1.63 KB )
  4. /data/web/baijiao_branch_collect/vendor/composer/platform_check.php ( 0.90 KB )
  5. /data/web/baijiao_branch_collect/vendor/composer/ClassLoader.php ( 15.99 KB )
  6. /data/web/baijiao_branch_collect/vendor/composer/autoload_static.php ( 4.26 KB )
  7. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper.php ( 8.34 KB )
  8. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/helper.php ( 2.19 KB )
  9. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/helper.php ( 1.47 KB )
  10. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/stubs/load_stubs.php ( 0.16 KB )
  11. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Exception.php ( 1.69 KB )
  12. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Facade.php ( 2.71 KB )
  13. /data/web/baijiao_branch_collect/vendor/symfony/deprecation-contracts/function.php ( 0.99 KB )
  14. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
  15. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap80.php ( 9.78 KB )
  16. /data/web/baijiao_branch_collect/vendor/symfony/var-dumper/Resources/functions/dump.php ( 1.49 KB )
  17. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/App.php ( 15.30 KB )
  18. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Container.php ( 15.76 KB )
  19. /data/web/baijiao_branch_collect/vendor/psr/container/src/ContainerInterface.php ( 1.02 KB )
  20. /data/web/baijiao_branch_collect/app/provider.php ( 0.19 KB )
  21. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Http.php ( 6.04 KB )
  22. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Str.php ( 7.29 KB )
  23. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Env.php ( 4.68 KB )
  24. /data/web/baijiao_branch_collect/app/common.php ( 10.83 KB )
  25. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/helper.php ( 18.78 KB )
  26. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Config.php ( 5.54 KB )
  27. /data/web/baijiao_branch_collect/config/app.php ( 1.29 KB )
  28. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Env.php ( 1.67 KB )
  29. /data/web/baijiao_branch_collect/config/cache.php ( 1.22 KB )
  30. /data/web/baijiao_branch_collect/config/config.php ( 0.26 KB )
  31. /data/web/baijiao_branch_collect/config/console.php ( 0.29 KB )
  32. /data/web/baijiao_branch_collect/config/cookie.php ( 0.56 KB )
  33. /data/web/baijiao_branch_collect/config/database.php ( 2.29 KB )
  34. /data/web/baijiao_branch_collect/config/filesystem.php ( 0.63 KB )
  35. /data/web/baijiao_branch_collect/config/lang.php ( 0.81 KB )
  36. /data/web/baijiao_branch_collect/config/log.php ( 1.37 KB )
  37. /data/web/baijiao_branch_collect/config/middleware.php ( 0.19 KB )
  38. /data/web/baijiao_branch_collect/config/route.php ( 1.54 KB )
  39. /data/web/baijiao_branch_collect/config/session.php ( 0.57 KB )
  40. /data/web/baijiao_branch_collect/config/trace.php ( 0.34 KB )
  41. /data/web/baijiao_branch_collect/config/view.php ( 0.81 KB )
  42. /data/web/baijiao_branch_collect/app/event.php ( 0.25 KB )
  43. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Event.php ( 7.67 KB )
  44. /data/web/baijiao_branch_collect/app/service.php ( 0.13 KB )
  45. /data/web/baijiao_branch_collect/app/AppService.php ( 0.26 KB )
  46. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Service.php ( 1.64 KB )
  47. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Lang.php ( 7.35 KB )
  48. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/lang/zh-cn.php ( 13.70 KB )
  49. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/Error.php ( 3.31 KB )
  50. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/RegisterService.php ( 1.33 KB )
  51. /data/web/baijiao_branch_collect/vendor/services.php ( 0.14 KB )
  52. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/PaginatorService.php ( 1.52 KB )
  53. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ValidateService.php ( 0.99 KB )
  54. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ModelService.php ( 2.04 KB )
  55. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Service.php ( 0.77 KB )
  56. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Middleware.php ( 6.72 KB )
  57. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/BootService.php ( 0.77 KB )
  58. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Paginator.php ( 11.86 KB )
  59. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/Validate.php ( 63.20 KB )
  60. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Model.php ( 23.55 KB )
  61. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Attribute.php ( 21.05 KB )
  62. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/AutoWriteData.php ( 4.20 KB )
  63. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Conversion.php ( 6.75 KB )
  64. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/DbConnect.php ( 5.16 KB )
  65. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/ModelEvent.php ( 2.33 KB )
  66. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/RelationShip.php ( 28.30 KB )
  67. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Arrayable.php ( 0.09 KB )
  68. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Jsonable.php ( 0.13 KB )
  69. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/contract/Modelable.php ( 0.09 KB )
  70. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Db.php ( 2.88 KB )
  71. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/DbManager.php ( 8.52 KB )
  72. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Log.php ( 6.28 KB )
  73. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Manager.php ( 3.92 KB )
  74. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerTrait.php ( 2.69 KB )
  75. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerInterface.php ( 2.71 KB )
  76. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cache.php ( 4.92 KB )
  77. /data/web/baijiao_branch_collect/vendor/psr/simple-cache/src/CacheInterface.php ( 4.71 KB )
  78. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Arr.php ( 17.45 KB )
  79. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/driver/Redis.php ( 6.94 KB )
  80. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/Driver.php ( 9.03 KB )
  81. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php ( 1.99 KB )
  82. /data/web/baijiao_branch_collect/app/Request.php ( 0.09 KB )
  83. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Request.php ( 55.78 KB )
  84. /data/web/baijiao_branch_collect/app/middleware.php ( 0.26 KB )
  85. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Pipeline.php ( 2.61 KB )
  86. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/TraceDebug.php ( 3.40 KB )
  87. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Route.php ( 23.73 KB )
  88. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleName.php ( 5.75 KB )
  89. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Domain.php ( 2.53 KB )
  90. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleGroup.php ( 22.43 KB )
  91. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Rule.php ( 26.95 KB )
  92. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleItem.php ( 9.78 KB )
  93. /data/web/baijiao_branch_collect/route/app.php ( 3.05 KB )
  94. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Route.php ( 4.70 KB )
  95. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/dispatch/Controller.php ( 4.74 KB )
  96. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Dispatch.php ( 10.44 KB )
  97. /data/web/baijiao_branch_collect/app/controller/Index.php ( 33.26 KB )
  98. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Request.php ( 9.20 KB )
  99. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Url.php ( 14.07 KB )
  100. /data/web/baijiao_branch_collect/app/model/IndexModel.php ( 19.95 KB )
  101. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Config.php ( 1.37 KB )
  102. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Cache.php ( 2.06 KB )
  103. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/facade/Db.php ( 0.93 KB )
  104. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/connector/Mysql.php ( 5.73 KB )
  105. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/PDOConnection.php ( 53.74 KB )
  106. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Connection.php ( 8.39 KB )
  107. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/ConnectionInterface.php ( 4.57 KB )
  108. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/builder/Mysql.php ( 16.58 KB )
  109. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Builder.php ( 24.07 KB )
  110. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseBuilder.php ( 27.50 KB )
  111. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Query.php ( 15.97 KB )
  112. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseQuery.php ( 45.13 KB )
  113. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TimeFieldQuery.php ( 7.43 KB )
  114. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/AggregateQuery.php ( 3.26 KB )
  115. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ModelRelationQuery.php ( 20.07 KB )
  116. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ParamsBind.php ( 3.66 KB )
  117. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  118. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
  119. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php ( 7.11 KB )
  120. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TableFieldInfo.php ( 2.63 KB )
  121. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/Transaction.php ( 2.77 KB )
  122. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/driver/File.php ( 5.96 KB )
  123. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/LogHandlerInterface.php ( 0.86 KB )
  124. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/Channel.php ( 3.89 KB )
  125. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/event/LogRecord.php ( 1.02 KB )
  126. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/Collection.php ( 16.47 KB )
  127. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Response.php ( 8.81 KB )
  128. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/response/View.php ( 3.29 KB )
  129. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cookie.php ( 6.06 KB )
  130. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/View.php ( 4.39 KB )
  131. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/view/driver/Php.php ( 6.44 KB )
  132. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
  133. /data/web/baijiao_branch_collect/view/index/pc/school_news_details.php ( 2.39 KB )
  134. /data/web/baijiao_branch_collect/view/index/pc/school_top.php ( 5.76 KB )
  135. /data/web/baijiao_branch_collect/view/index/pc/school_right.php ( 2.17 KB )
  136. /data/web/baijiao_branch_collect/view/index/pc/school_bottom.php ( 1.16 KB )
  137. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000405s ] mysql:host=127.0.0.1;port=3306;dbname=baijiao_branch_collect;charset=utf8
  2. SHOW FULL COLUMNS FROM `fqi_school` [ RunTime:0.001169s ]
  3. SELECT * FROM `fqi_school` WHERE `school_id` = '3570' AND `site_id` = 8 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000289s ]
  4. SHOW FULL COLUMNS FROM `fqi_school_class` [ RunTime:0.000657s ]
  5. SELECT * FROM `fqi_school_class` WHERE `school_id` = 3570 [ RunTime:0.000215s ]
  6. SHOW FULL COLUMNS FROM `fqi_school_campus` [ RunTime:0.000676s ]
  7. SELECT * FROM `fqi_school_campus` WHERE `school_id` = 3570 [ RunTime:0.000218s ]
  8. SHOW FULL COLUMNS FROM `fqi_school_news` [ RunTime:0.000651s ]
  9. SELECT `a`.*,`content` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school_news_content` `b` ON `b`.`content_id`=`a`.`content_id` WHERE `school_id` = 3570 AND `a`.`content_id` = '21744' AND `news_status` = 1 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000291s ]
  10. (select content_id,news_name,school_id from fqi_school_news where school_id = '3570' and content_id < '21744' and site_id <= '8' order by content_id desc limit 1) union all(select content_id,news_name,school_id from fqi_school_news where school_id = '3570' and content_id > '21744' and site_id <= '8' order by content_id asc limit 1) [ RunTime:0.000632s ]
  11. SHOW FULL COLUMNS FROM `fqi_school_course` [ RunTime:0.000731s ]
  12. SELECT * FROM `fqi_school_course` WHERE `school_id` = 3570 AND `site_id` = 8 AND `course_status` = 1 AND `school_status` = 1 ORDER BY `course_id` DESC LIMIT 4 [ RunTime:0.000465s ]
  13. SELECT * FROM `fqi_school_course` WHERE `school_id` = 3570 AND `school_status` = 1 AND `course_status` = 1 ORDER BY `course_id` DESC LIMIT 8 [ RunTime:0.000230s ]
  14. SELECT * FROM `fqi_school_news` WHERE `school_id` = 3570 ORDER BY `click` DESC,`news_id` DESC LIMIT 5 [ RunTime:0.000154s ]
  15. SELECT `content_id`,`news_name`,`a`.`school_id`,`b`.`school_name` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school` `b` ON `b`.`school_id`=`a`.`school_id` WHERE `a`.`site_id` = '8' AND `b`.`school_status` = '1' AND `news_status` = 1 AND `content_id` < 21744 ORDER BY `content_id` DESC LIMIT 20 [ RunTime:0.005203s ]
0.017732s