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 care about more lockers for the teachers.
我关心教师要有更多的储物柜。
Thank you for your attention.
谢谢大家专心聆听。
Even under a clear blue sky, the village looked forbidding, as all the houses were built of grey mud bricks.
农舍全用灰色的土坯建成，因此，即使在晴朗的蓝天底下，村庄看上去也会令人感到难以亲近。