Planoconvex
[医] 平凸的
🗣️ 情景例句
From me and Marilyn.
Marilyn和我送的。
No matter what he does, don't show you mind.
不管他做什么，你总不要表现你介意。
I'm afraid I'm still not very good at it, though.
不过，恐怕我的汉语还是不够好。