Injection pump plunger
[化] 喷射泵柱塞
🧩 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;
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
🗣️ 情景例句
Well, I have an appointment now, I'll have to go.
嗯，我还有一个约会，我得走了。
The more, the merrier.
多多益善。
He called out to the children and threw the ball back to the bank.
他大声叫着那些孩子，把球扔回到岸上。