captcha
音标发音
- 英式音标 [ˈkæp.tʃə]
- 美式音标 [ˈkæp.tʃə]
- 英式发音
- 美式发音
基本解释
- （用于确认计算机使用者是人而非机器的系统）验证码。
同根派生
英汉例句
- The leading ticket sales website is to stop using the human verification system captcha in favour of something more user-friendly. 几家最大的售票网站放弃了人机鉴别验证码系统，转而采用界面更为友好的办法。
noun [ C or U ]
英英字典
- a system that is used to make sure that a human being, not a machine, is using a computer. The person may be asked to type in a series of letters or numbers, or to complete a simple game. The word captcha is made up of the first letters of words in the phrase Completely Automated Public Turing test to tell Computers and Humans Apart.