哦,你今天太漂亮拉.简直不象三个孩子的母亲.翻译成英语.

Wow, how pretty you are today and you look not like the mother of three children.

Oh, you are so beautiful today, I can hardly believe you are a mother of three children.

you are so beautiful today, and no one will believe you are the mother of three children.

Oh,you are so beautiful today that you don't look like a mother of three children.
应该是用SO THAT 的句型啊!!!

Wow you look so beautiful today! I just could not believe that you are the mother three children!

You are so beautiful that you are not like a mother of three