当有足够的 气体流入时，即可发现三条管中之液体产生不同高度的变化。
A sufficient flow of gas to produce clear difference of water level in the three manometer legs can be generated by blowing through the tube.
Justin开始认真做起来，绕着一条管扭螺母，这过程中还弄伤了他的手指。
Justin got down to it, tightening a nut round a pole and hurting his finger in the process.
多年来，高管和猎头公司一直坚持这样一条规则：最引人注目的执行总裁候选人是必须要挖走的人。
For years executives and headhunters have adhered to the rule that the most attractive CEO candidates are the ones who must be poached.
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