Concaving
v. 凹的( concave的现在分词 ); 凹地; 凹面, 成凹形
🗣️ 情景例句
Don't tell any one,
别告诉别人，
Let me speak to you about some of the ways to successfully negotiate with foreigh businessmen.
但我仍然想跟你谈谈一些与外国商人成功谈判的方法。
Is there much of a difference in price?
价钱也有很大的分别吧？