Controlled volume pump
[化] 计量泵
🧩 词语组成解析
a. 受约束的, 克制的\\n[法] 受管制的, 受控制的, 受管辖的
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
My wife died four years ago.
我妻子四年前去世了。
Don't count your chicken before they are hatched.
不要过早乐观。
and the railway of the future may well be the 'hovertrain',
未来的火车或许能成为气垫火车，