Erv
[医] 呼气储备量
🗣️ 情景例句
I feel sorry for the beggars, but I can't stand it when they teach their children how to beg.
我很同情乞丐，但我真的看不惯他们教孩子怎么样行乞。
How come?
怎么会这样？
He is finding his new work far more exciting.
他发觉自己的新工作令人兴奋得多。