Concaving
v. 凹的( concave的现在分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
He's going up the ladder pretty quickly.
他真是平步青云。
Have you found a job yet?
你找到工作了吗？
Maybe you should order a little better quality.
也许您应该买品质好一点的