For testing, you should grab a database dump of your production environment from a certain point in time so that you have something to test with.

为了测试，您应该从您的生产环境的某个时点抓取一个数据库转储，以便您拥有可以测试的数据。

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Studying for a test? Grab a handful of grapes! Research shows that grapes help improve memory and brainpower .

想要做个试验？就请抓一把葡萄吧！研究表明葡萄有助于改善智力和记忆。

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In fact, you can grab a friend try the test out yourself right now.

事实上，你马上就可以叫上一个朋友来做这个测试。

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The secretary of state is in South Korea, and his visit coincides with the possibility of a North Korean missile test timed to grab headlines.

WSJ: Ten Things to Know Today