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
No way. I must get everything ready before noon.
不行啊，我必须在中午前把一切都做好。
Why was only he exempted from work?
为什么只有他不必工作呢？
or even, of there nough, in other departments of the same firm.
甚至往往不能与本公司的其他部门的同行们。