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
It's good for every day. It will be good for school, Michelle.
这套衣服每天都可以穿。它适合上学时穿， Michelle。
Better deny at once than promise long.
轻诺必寡信。
Tim is looking at an aeroplane.
蒂姆正望着一架飞机。