如果不是正式场合的话,可以说 You are so sexy! You are so hot!~正式点的话,就是 You are so beautiful! 或者 What a pretty girl!
你好!夸一个人美丽Boast a person's beauty
You are very beautiful.
You are so gorgeous!
youaresobeautifultome!韩国综艺节目“情书”上几乎每集都有提起这样的话哦!