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
And speaking of minutes,
谈到时间，
We are delighted with your products and are thinking of placing an order. The size of our order will depend greatly on your price.
我们对你方的产品非常满意，正欲订购。我们定单的大小主要取决于你方的价格。
I like reading English books, but they're sometimes rather hard.
我喜欢看英语书，但有时候英语书相当难读。