When we are under stress our bodies tend to tense up.

当我们处在压力之下时，我们的身体往往会绷紧。

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The morning I described above still makes me tense up some 7 years later.

文章开头我描述的那个早上，在7年之后想起来仍然令我神经紧张。

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That in turn causes the yarns to tense up and actually get shorter, shrinking the jeans.

那样就会使棉纱紧缩变短，从而使牛仔裤缩水变短。

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If you see somebody being kicked in the groin in a movie, you might yourself tense up.

如果你看到电影里有人阴部被踢中，你自己可能也会绷紧一下。

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He said it was a shameful day for Millwall, whose fans made up about 32, 000 of the crowd of 62, 335, as an increasingly tense atmosphere built up throughout the second half before trouble flared.

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Indeed, after such a tense build-up, the start of the mission turned out to be a huge anti-climax.

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It was a decent chance but Kevin Thomson's effort failed to make it past a wall of white jerseys after a tense build-up to the shot.

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