Polymer pump
[化] 聚合泵
🧩 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
What's the nature of the problem?
是什么样的问题？
I took out my toys.
我拿出了我的玩具。
Which glasses?
哪几只？