Combination pump
[化] 复合泵
🧩 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
Thank you.
谢谢你。
What I have done is due to patient thought.
我的成就是由于坚忍地思索。
She had a bad cold.
她患了重感冒。