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
How much will it cost?
需要多少钱？
Give never the wolf the wether.
莫把阉羊送给狼。
The conference was very well organized. Everything began and finished on time.
会议安排的很好。开始和结束都准时。