Injection plunger
[化] 注射柱塞
🧩 词语组成解析
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
🗣️ 情景例句
You're welcome anytime.
欢迎你随时来玩。
We can't write very well.
我们不能写那么多。
It will be about the same as it was last time.
大概和上回的订量一样。