Naaqs
[医][=National Ambient Air Quality Standards]国家环境空气质量标准
🗣️ 情景例句
Or you win, and I cook dinner for the entire family.
要是你赢了， 我替全家做晚餐。
I think I'll try out for the Drama Club.
我想在戏剧俱乐部试试看。
Some of us do not know much about the theatre.
我们中有些人还不太懂戏剧。