Denitrogenate
除氮
🗣️ 情景例句
Hello. Susan Stewart calling Mr. Levine, please.
喂 ，Susan Stewart想跟Levine先生通话。
To sleep like a baby
睡得像个婴儿
Good, I'll see you there at 12:30.
好的，十二点我会在那儿与你碰面。