Concave shape
[医]凹形
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
shape
[ʃep]
n. 形状;模型;状态;身材;
vt. 塑造;使符合;体现;
vi. 使成形;形成;
🗣️ 情景例句
I'm sorry, Marilyn.
对不起 ，Marilyn。
The pen is mightier than the sword.
文能胜武。
In the life her thoughts were on lunch and a good rest;
她乘上电梯后，只想着午餐和好好休息一下。