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
Alexandra called.
Alexandra来电话了。
An old fox is not easily snared.
老狐狸难得陷罗网。
Last week I went to the theatre.
上星期我去看戏。