-
-
- 这里有一个旧式水泵可从井里抽水。
Here is an old-fashioned pump for drawing water from a well.
- 事情发生在井台旁,我拿着一个水罐,安妮在抽水。
It happened at the well where I was holding a jug while annie pumped.
- 风力抽水机由风车操纵的抽水机
A pump operated by a windmill.
- 他将心脏比作打气筒(抽水机)有助於孩子们了解心脏的作用。
His comparison of the heart to a pump help the children understand its action.
-
-