Oscillating plunger pump
[化] 摆动活塞泵
🧩 词语组成解析
[计] 振荡的
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
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
Do we have to bag our own groceries?
我必须自己装我们买的商品吗？
Could you give us detailed descriptions of the capabilities of your product?
请你把你们产品的性能给我们详细说明一下好吗？
Dropping my suit, I dashed downstairs to tell George.
我扔下西服冲下楼去告诉乔治。