pump

/pʌmp/

柯林斯星级

BNC频率: 4317

现代语料频率: 3444

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中文翻译

n. 抽水机, 打气筒, 泵, 抽吸

vt. 用唧筒抽水, 打气, 盘问, 倾注, 使疲惫

vi. 抽水, 上下(或往复)运动

英文解释

n. a mechanical device that moves fluid or gas by pressure or suction

n. a low-cut shoe without fastenings

v. operate like a pump; move up and down, like a handle or a pedal

v. deliver forth

词态变化

复数形式:pumps

过去分词:pumped

现在分词:pumping

过去式:pumped

第三人称单数:pumps

常见例句

A chamber or cavity filled with air, in an animal or plant. A cavity containing air to act as a spring for equalizing the flow of a liquid in a pump or other hydraulic machine.

The air is powerfully compressed into a reservoir attached to the gun, by a condensing pump, and is controlled by a valve actuated by the trigger.

A kind of pump for exhausting air from a vessel or closed space

also, a pump to condense air or force it into a closed space. A pump used to exhaust from a condenser the condensed steam, the water used for condensing, and any commingled air.

the air vessel of a pump, engine, etc