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
They're in my office.
在我办公室。
Don't put the cart before the horse.
勿本末倒置；勿倒果为因。
Is it?
是吗？