pumping
v. 用泵输送；涌出；注入；将（子弹）射向目标；点踏；急速摇晃；追问；洗胃（pump 的现在分词）
例句
The engine is used for pumping water out of the mine.
这台发动机是用来从矿井中抽水的。
《牛津词典》
Blood was pumping out of his wound.
血从他的伤口喷出。
He kept pumping my hand up and down.
他不停地摇动着我的手。
