Prechlorination
预加氯
🗣️ 情景例句
Um...Alexandra, let me introduce you.
噢……Alexandra 让我来介绍一下。
I wonder if you agree with my point of view.
我不知道你是否同意我的观点。
I have them on this piece of paper. Now let me call your names. OK?
我这张纸上有你们的名字。现在我来点名。好吗？