pump

pump

名词 pump:

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

the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body

同义词：heart, ticker

a low-cut shoe without fastenings

动词 pump:

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

deliver forth

draw or pour with a pump

supply in great quantities

flow intermittently

move up and down

raise (gases or fluids) with a pump

question persistently