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
Take the time to be there for your children and they will grow up into responsible young adults.
花点时间陪伴你的小孩，他们会成长为有责任心的人。
Guess!
猜猜看！
Oh, dear! said Miss Yang. Are you sure you've lost it?
“哎呀！”杨小姐说，“你肯定你弄丢了？”