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
Can I borrow your notes to study for the exams?
快考试了，我能借你的笔记看看吗？
What time do you think it is?
你以为现在几点？
I could not catch your question. Could you repeat it, please?
我没听清楚你们的问题，你能重复一次吗？