Concaving
v. 凹的( concave的现在分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ，后来又照顾Susan
Which one is cheaper?
哪一个是较便宜的？
The Indian answered:No, madam. You don't understand! You're all after me! I'm the doctor!
“不，夫人。你不懂！你们所有的人都在我后面！我是医生！”