Concavely
[建] 凹的
🗣️ 情景例句
We have to maintain communication to understand each other.
必须保持交流以求相互理解。
How are you feeling today?
今天你觉得舒服吗？
and often are foolish enough to let the adolescents see that they are annoyed.
而且愚蠢地让孩子看出自己的烦恼。