| 单词 | captcha |
| 释义 | cap·tcha (also CAPTCHA ) BrE /ˈkæptʃə/ NAmE /ˈkæptʃə/ noun [C , U ]a computer program that is designed to distinguish between human users and machines , often showing letters or numbers with their shape changed slightly 人机验证，验证码（一种区分计算机和人类用户的计算机程序）◆ The captcha can only be solved by humans .只有人类能识别验证码。ORIGINAn acronym from Completely Automated Public Turing test to tell Computers and Humans Apart . * captcha 是 Completely Automated Public Turing test to tell Computers and Humans Apart（全自动区分计算机和人类的公开图灵测试）的首字母缩略词。 |
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