"So you have to surveil them a long time until you can say 'okay,maybe he's kind of a suspicious person, so maybe we should investigate it a longer time or not.'

VOA: standard.2010.07.27

You can run into issues of things like overflow, underflow, with floating point numbers and when you see a whole bunches of ones, it's particularly a good time to be suspicious.

来看看哪儿会出问题，你可能会碰到浮点数中的溢出和下溢问题,当你碰到一系列这种问题后，可能就会适时的开始怀疑结果的正确性。

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Once they do, those three men plus Dr. Banner, find themselves suspicious of a secret S.H.

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"The key thing for the American people is to be cautious about letters that come from somebody you may not know, unmarked letters, letters that look suspicious, " Bush said after Senate Majority Leader Tom Daschle's office received a suspicious package that tested positive twice for the deadly bacteria anthrax in preliminary field tests.

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Earlier, screeners with the Transportation Security Administration noticed something suspicious in a passenger's carry-on luggage, said airport spokesman Michael Conway.

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