The synchronized statement enbales only one thread to enter a code block at a time.

同步语句一次仅允许一个线程进入代码块。

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The search screen provides a form to enter a zip code.

搜索屏幕提供了一个表单用以输入邮政编码。

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Before you can sign into your Google account from a new computer or device, you have to enter a verification code that Google sends to your phone.

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For example, when you try to log in to a Gmail account from an unrecognized location, Google will text you a code you need to enter.

CNN: Six tech resolutions for 2013

To open a door fitted with the latest U.S. government-certified lock from high-end Swiss lock manufacturer Kaba, an employee must both enter a code up to eight digits long, then swipe a unique identity card coded to comply with a new standard that requires an extra layer of security, one designed to track individual staffers and make covert intrusion harder than ever.

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