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
Industry spokesmen have stated that there's no threat posed to the environment.
工业发言人说他们没有对环境构成威胁。
Many heads are better than one.
集思广益。
He should have known that the police would never allow this sort of thing.
他本该知道警察绝不会允许这类事情发生。