suction
柯林斯词典
1. N-UNCOUNT Suction is the process by which liquids, gases, or other substances are drawn out of somewhere. 抽吸(液体、汽体等)
Dust bags act as a filter and suction will be reduced if they are too full. 灰尘袋是一个过滤器,一旦太满吸力就会减弱。
2. V-T If a doctor or nurse suctions a liquid, they remove it by using a machine which sucks it away. 吸(痰)
Michael was showing the nurse how to suction his saliva. 迈可正演示给护士看如何吸出他的唾液。
3. N-UNCOUNT Suction is the process by which two surfaces stick together when the air between them is removed. 真空吸附[oft N n]
...their pneumatic robot which uses air to move and sticks to surfaces by suction. ...他们的气动机器人依靠空气来移动并通过真空吸附固定于物体表面。
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