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
Here are the fliers, hot off the press!
传单来了， 刚刚印出来的！
A friend is not so soon gotten as lost.
交友慢，失友快。
When the news got round that a comedy show would be presented at our local cinema by the P.and U.Bird Seed Company,
当“皮尤”鸟食公司将在我们当地影院演出喜剧节目的消息传开后，