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
What kind of people do you work with?
你最喜欢和哪类人合作？
Don't be ashamed.
不要害羞。
It was j-223,just double the second item.
j-223第二项的订量要加倍。