Convex cutter
[机] 凸形铣刀
🧩 词语组成解析
convex
['kɔn'veks]
adj. 凸的，凸面的;凸状;凸形;
🗣️ 情景例句
I think it's a good idea, Ellen.
我觉得这是个好主意， Ellen。
What sort of medicine do you take?
你吃的是什么药？
Old women in black shawls peered at us from doorways.
披黑纱巾的老妇人站在门口偷偷地瞅着我们。