Biconcave lens
[医] 双凹透镜
🏥 医学释义
双凸透镜
🧩 词语组成解析
a. 双凹的\\n[医] 双凹[形]的
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
As a professional basketball player, his performance is really worth noting.
作为一个职业篮球手，他的表现很优秀。
The finest diamond must be cut.
玉不琢不成器。
The path led to a tiny village perched on the steep sides of a mountain.
顺着小路，我们来到一个座落在陡峭山坡上的小村庄。