Booster diffusion pump
[化] 增压扩散泵
🧩 词语组成解析
booster
['bu:stə]
n. （电器的）增压机;助推器，多级火箭的第一级;热情的支持者;
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
After my wife died,
我妻子去世后，
Then, all of a sudden, it became cloudy and began to rain.
可是突然天就变了，乌云密布并下起雨来。
and he is very pound of the fact.
他甚至引以为自豪。