| 释义 |
- 反吸：指在液体管道中，液体流动停止后，管道内的液体会因为管道内的负压而逆流的现象。
1 ?反吸 ... back substitution ==> 倒转代换,回代 back suction ==> 反吸 back surface ==> 后表面,底面,背面 ...
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Tthe upper part of the machine is provided with an active carbon suction apparatus, after suctioning for about 50 times the back suction operating is actualized. 在机器上部装有活性炭吸附装置，在吸附约50次后，可实施退吸附操作等。 - 2
Fun plastic robots, complete with a suction cup back and two very helpful robot hands for holding toothbrushes, razors or just about anything. 有趣的塑料机器人，能吸在墙上，还有两只“小手”，能抓牙刷、剃须刀或是其它神马的。 - 3
Upward motion of the buoy causes a suction which lifts the balls, thus allowing air to be drawn back down the counterweight tube. 浮标的向上运动则产生吸力，可将阀球提起，这样可允许气流受力并返回至配重管。
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