Chadless perforation
[电] 无屑凿孔
🧩 词语组成解析
[计] 半穿孔
perforation
[[ˌpə:fə'reiʃən]]
n. 穿孔, 孔眼, 贯穿, 贯通\\n[化] 穿透
🗣️ 情景例句
Thank you.
谢谢。
I'd like to have you come to my house for dinner sometime.
改天请到我家来吃饭。
But I think it's much nicer in a paper bag,in the open air!
不过我想把它放在纸袋里，在露天吃更好！