Of a pump: To draw air instead of water, as a result of the exhaustion of the water or a defective valve.
单词 | θ212646 |
释义 | society > occupation and work > equipment > pump > of pump: operate [verb (intransitive)] > draw air (1) suck1627 Of a pump: To draw air instead of water, as a result of the exhaustion of the water or a defective valve. |
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