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 have you been?
你近来怎么样？
Do you think the doctor could see me tomorrow before 9:30?
你看医生在明天9:30前能给我看病吗？
I don't know. I've got a headache and a cough.
我不知道。我头痛和咳嗽。