Pin punch
[医] 牙针钻孔器
🧩 词语组成解析
pin
[pin]
n. 钉;别针，扣针，饰针;大头针;没价值的东西;
vt. 压住;（用钉等）钉住，钉住，别住，扣住;用障壁等)围住，关住（俚语）抓住;[军]牵制;
adj. 针的;钉的;销的;大头针的;
punch
[pʌn(t)ʃ]
vt. 用拳猛击;打孔;（用压穿器）穿孔，冲孔;用肘推;
n. 冲压机，冲床;打洞器;钻孔机;剪票铗;
vi. 用拳猛击;
punch=punct的变体,“点，变尖”→使变尖，朝着一点击打 → vt.用拳猛击 n.拳打
🗣️ 情景例句
You remember Charles Maxwell, Grandpa?
你记得Charles Maxwell吗， 爷爷？
I subscribed to a lot of periodicals last year.
去年我订了许多期刊。
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。