Concave lens
[化] 凹透镜\\n[医] 凹透镜, 近视镜片
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
lens
[lɛnz]
n. 透镜，镜头;眼睛中的水晶体;隐形眼镜;汽车的灯玻璃;
🗣️ 情景例句
I an no match for you at running.
在赛跑方面我不是你的对手。
Does he go out with the boy whose aunt is an operator?
与他在一起那男孩的姑妈是接线生。
I opened the cupboard door and then stood in front of it petrified.
我打开柜门，站在柜门前一下惊呆了。