| 单词 | suction |
| 释义 | suction n. 1. the act or an instance of sucking. 2. a the production of a partial vacuum by the removal of air etc. in order to force in liquid etc. or procure adhesion. b the force produced by this process (suction keeps the lid on). Phrases and idioms suction-pump a pump for drawing liquid through a pipe into a chamber emptied by a piston. Etymology: LL suctio f. L sugere suct- SUCK |
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