Concavoconcave
[医] 对凹的, 双凹的
🗣️ 情景例句
And I'd like to give you a little something to take home. Let me unroll it.
对了，我有样小东西想送你，让我把它打开。
Cheerful company shortens the miles.
旅有好旅伴，不觉行程远。
You always know the right thing to say.
你说话得体。