Cascade rotary pump
[化] 级联泵
🧩 词语组成解析
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
He got the part simply'cos of his loud voice.
他获得了一次演出的机会仅仅是因为他的声音洪亮。
I can't move.
我走不动了。
Really? Oh well, no news is good news.
真的吗？噢，没有消息就是好消息。