Concaving
v. 凹的( concave的现在分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
or Mom is at a committee meeting.
就是妈妈参加小组会议。
Thereis no wool so white but a dyer can make it black.
羊毛再白，也能染黑。
Even so, people are going to find it difficult to get to work.
即使这样，人们仍会感到上班有困难。