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
The train is just up the street.
地铁车就在街的那一头。
It's a poor heart that never rejoices.
不知人间有乐趣者最可怜。
I have to catch a plane. Could you hurry?
我在赶飞机， 你能快点吗？