perforation
n
1 [U] perforating or being perforated (在某物上)穿孔; (在纸等上)打齿孔.
2 [C] series of small holes made in paper, etc (纸等上的)齿孔
tear the sheet along the perforations 顺齿孔撕下该页.
🏥 医学释义
穿孔,打眼,穿孔术
🗣️ 情景例句
I won't permit you to buy a crossbow, now or ever.
我不会允许你买弓弩的,永远也不会。
Wow, it's nice.
嗯,味道真好。
It's nothing serious. I think you've been very fortunate. Have you ever used the hot-cloth-and-frozen-peas treatment?