plunger
n
1 part of a mechanism that moves up and down 柱塞; 活塞.
2 (in plumbing) rubber cup fixed on a handle, used for clearing a blocked pipe by means of suction (疏通管道的)搋子.
🏥 医学释义
活塞,柱塞
🗣️ 情景例句
What would you like to read to them?
你想读些什么给他们听?
No, I heard she's married with two kids.
不,我听说她已使君有夫,还有两个孩子。
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.