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
tomatoes, lettuce, cucumbers, and onions.
蕃茄 莴苣 黄瓜 洋葱 。
Who makes everything right must rise early.
要把事事都做好，必须坚持起得早。
However you decide to spend your time, one thing is certain: you will arrive at your destination fresh and uncrumpled.
不管你打算如何消磨时间，有件事是可以肯定的，即当你抵达目的地时，你感到精神焕发，毫无倦意，