Denitrogenation
[医] 除氮法
🗣️ 情景例句
Where exactly is it?
到底在哪里？
I'll probably go out for lunch at about 12:30.
我将可能在大约12:30去外面吃午餐。
The next evening the man upstairs came home from work late as usual.
第二天晚上，楼上人和平时一样很晚才下班回家。