Convexoconcave lens
[医] 凹凸透镜
🏥 医学释义
凸凹透镜
🧩 词语组成解析
[医] 凸凹的
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
Keep trying! don't give up the ship.
继续努力！ 别轻易放弃！
We are beginning to be disliked by many people.
我们开始遭到许多人讨厌了。
Is it on the desk?
是在桌子上吗？