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
Well, yeah.
嗯， 饿啊。
I'm not rich. I wish I didn't have to pay the fine.
我不是富有人家，但愿不必交罚款。
I shook my head and held up five fingers indicating that I was willing to pay $5.
我摇摇头，伸出5根手指表示我只愿出5镑钱。