Monochlorination
一氯化作用
🗣️ 情景例句
I'm trying to catch Mary, please.
我想与Mary联络。
I hope you can find your book soon.
我希望你很快就找到你的书。
There is something comforting about the warm glow shed by advertisements on cold wet winter nights.
寒冷潮湿的冬夜里，广告灯箱发出的暖光，会给人某种安慰。