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
Don't worry, Gemma.
别担心 Gemma。
She screamed in astonishment.
她惊吓得发出尖叫。
After I had left a small village in the south of France, I drove on to the next town.
在离开法国南部的一个小村庄后，我继续驶往下一个城镇。