Concave cutter
[机] 凹面铣刀
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
🗣️ 情景例句
Let me think.
让我想想。
Each item is to be wrapped separately in gerase-paper.
每件货物应单独用油纸包好。
Certainly, Lily. What's wrong?
当然可以，Lily，怎么啦？