It is entirely possible that in the future, a visit to a high street optician to check on your eyesight will also be a check on the state of your brain.

在未来，到大街上的眼镜店去一次做你的视力检查，也相当于是对你的大脑状况进行一次检查，这件事完全有可能。

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Listing 2 is the sample code to check the state of the window.

清单2是检查窗口状态的样例代码。

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If the portlet window state is currently in normal or minimized state, check whether the portlet is configured for rendering in normal mode.

如果当前Portlet窗口状态是正常状态或最小化状态，请检查Portlet是否配置为以正常模式呈现。

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The squad is known to have been using state-of-the-art DNA techniques to check for breakthroughs in cases.

BBC: NEWS | UK | England | West Yorkshire | Man still held over Ripper hoax

For more information on the business of hip-hop, check out my new Jay-Z biography, Empire State of Mind: How Jay-Z Went From Street Corner to Corner Office.

FORBES: Why Eminem Isn't Getting Money From The Universal Suit (Yet)

Carriers now have to check a state or federal social-service database to confirm eligibility and must reverify eligibility every year.

WSJ: Millions Improperly Claimed U.S. Phone Subsidies