pump

释义

n. 抽水机, 打气筒, 泵, 抽吸\nvt. 用唧筒抽水, 打气, 盘问, 倾注, 使疲惫\nvi. 抽水, 上下(或往复)运动 heat pump 热泵，蒸汽泵 water pump 抽水机，水泵 centrifugal pump 离心抽机，离心泵

例句

...pumps that circulate the fuel around in the engine.

…使燃料在发动机内循环的压泵。

It's not enough to get rid of raw sewage by pumping it out to sea.

仅用水泵将未经处理的污水排入海中是不够的。