Erv
[医] 呼气储备量
🗣️ 情景例句
Oh, it was nice meeting all of you.
哦， 很高兴会见你们各位。
Did you go to the park yesterday?
你昨天去公园了吗？
Most business letters around the world are written in English.
世界上大多数商务信函都是用英语写的。