Concaving
v. 凹的( concave的现在分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
The game is not worth the candle.
这事不值得做。
The cat and dog may kiss,yet are none the better friends.
猫狗虽相吻，总难成好友。
Yes, it is.
我正是。