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
It was nice meeting you all.
很高兴见到你们一家人。
Who do you want to speak to ?
你要跟谁讲话？
It's Sunday today.
今天是星期天。