Concavoconcave
[医] 对凹的, 双凹的
🗣️ 情景例句
Hail to the victors valiant,
向勇敢的胜利者致敬，
Wow, you look like a devil.
唔，你简直像个魔鬼。
Excuse me, please. Where's the nearest men's room?
劳驾，离这儿最近的男厕所在哪儿？