Concavoconcave
[医] 对凹的, 双凹的
🗣️ 情景例句
What does the word care mean?
所谓 关心 是指什么呢
Never (or Don't) trouble trouble till trouble troulbes you.
切莫自寻麻烦。
Just a minute. I'll see if I'm free. No, I'm not. I've already got something on that evening.
等一会。我看看是否有空。不，我没空。我那天晚上已经有了安排。