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
Oh, I just wanted to see your baby, Max.
噢， 我只是想看看你的宝贝， Max。
I'm too tired.
我太累。
Who told you that?
谁告诉你的？