Concaved
v. 凹的( concave的过去式和过去分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
She owes her good health to her regular life.
她把健康归功于规律的生活。
That's your book.
那是你的书。
Class 3 were the winners!
3班获胜了！