英语
德语
captcha 名词
- captcha 网络
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单语范例（未经PONS编辑处理）
According to the report, the feature was introduced after the discovery that some bots can successfully go through the company's regular captcha-security feature.
gadgets.ndtv.com Twitter allows its users to remain anonymous and register with only an email address and a simple captcha test.
www.nbcnews.com Captchas are used by freemail services to prevent automatic creation of a huge number of email accounts and to protect automatic form submissions on blogs, forums and article directories.
en.wikipedia.org While captchas may have a purpose on other devices, they are irritants and time-waster on a mobile app.
yourstory.com Additionally, you can simply "hire out" the completion of captcha's, factories of very low paid workers will crack these for you in near real time.
www.smh.com.au