Prechlorination
预加氯
🗣️ 情景例句
As your uncle, I have always tried not to interfere in your affairs and I don't intend to begin now.
作为你的叔叔，我尽量避免干涉你的事情，我现在也不打算这样做。
Thanks a lot.
多谢。
I like the colour very much.It's lovely dress,
我很喜欢这颜色。这件漂亮的衣服，