翻译一句重要的话,,,,,,,,,,,,高手进!!!!!!!!!别机械.谢谢

There are a lot of beautiful girls in China,however they are too serious to lack of joy and fun.
My elder brother said that you are very brisk and funny.

比较口语化的：
There're many pretty chicks here,they're just too serious,say,not funny or lively.While my brother told me you are funny and lively.