泵
[bèng]
泵的用法和样例：
例句
-
热水器中的水泵将热水输送给集中供热设备。
A pump in the boiler sends hot water round the central heating system. -
用泵抽了几下之後，水流出来了。
After several pumps, the water began to flow. -
你需用泵著实抽吸几分钟，才能把油箱灌满。
You will need to pump hard for several minutes to fill the tank. -
那泵的机件很陈旧了。
The mechanics of the pump are very old. -
这台泵通过这个阀门把（容器中的）空气抽出。
The pump sucks air out (of the vessel) through this valve. -
有些泵和所有真空吸尘器都是借吸力工作的。
Some pumps and all vacuum cleaners work by suction.
