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
We need to find time to be together more,
我们确实需要多找时间相聚一起
Did you go to the party yesterday?
你昨天去参加聚会了吗？
There was no doubt that we were unwelcome visitors.
毫无疑问，我们的来访是不受欢迎的。