All you can do to prevent potato blight is keep an eye on your crops.

为预防马铃薯枯萎病你惟一能做的就是留意你的庄稼。

《柯林斯英汉双解大词典》

But all of us - volunteers, workforce, everybody involved - has to keep their eye on the ball, work hard right to the end.

不过，我们所有人，不论是志愿者、工作人员，参与冬奥会的各个方面都要保持警觉，努力工作到奥运结束。

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We don't keep an eye on our children all the time in real life.

在现实生活中我们不能时刻留意孩子的一举一动。

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And they are extremely proud of what they're doing. But all of us volunteers,workforce, everybody involved has to keep their eye on the ball, work hard right to the end.

VOA: standard.2010.02.21

But I wanted to remind all you marketers and advertisers to keep an eye on all those baby boomers.

FORBES: Move up http://i.forbesimg.com t Move down

The commentary team, consisting of Steve Cram, Brendan Foster, Paul Dickenson and Ian Thompson, will keep an eye on all the action.

BBC: SPORT | Athletics | The BBC at the London Marathon

So while the hubbub is going on in Boston and New York, keep your eye on all of this year's races -- not only for their outcomes, but for their potentially dramatic ripple effects as well.

CNN: What Kerry needs in Boston