Planoconvex
[医] 平凸的
🗣️ 情景例句
Is smoking allowed on the train?
火车上允许吸烟吗？
The doctor said it's just a mild cold, There's nothing to worry about.
医生说只是有点凉，不需要担心。
I'm not going to put up with this!
我再也受不了啦！