tightens up中文什么意思

na. 同“tighten ”

• be up:    时间到了; （时间等）到了，结束了; ...
• be up on:    精通, 熟悉
• be up to:    该由…负责，在于…，取决于; 胜任, ...

例句与用法

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1. it needs tightening up a little .
   它还需要再收紧些。
2. the police are tightening up on drunken driving .
   警方目前采取严厉手段对付醉酒驾车行为。
3. it only needed a minor adjustment : a turn of a screw here, a little tightening up there, a drop of oil and it would be as good as new .
   它只需小小的调整而已：这里拧拧某个螺钉，那里上紧些，滴上一滴润滑油，这样它就和新的一样了。
4. as far as i could see, it only needed a minor adjustment : a turn of a screw here, a little tightening up there, a drop of oil and it would be as good as new .
   就我所见，它只需小小的调整而已：这里拧拧某个螺钉，那里上紧些，滴上一滴润滑油，这样它就和新的一样了。
5. she's got real beauty .-tighten up your pants
   -她真的很漂亮-令你的底裤绷紧吗