Resolved questions
Don't know if "而" can be use like this: 不知道可以不可以这样用“而“的:

That person is a mix of Han and Manchu
那个人是汉族而满族的混血儿。

That person's father is Han and the mother is Manchu.
那个人的父亲是汉族而母亲是满族的。

One hand to pick up and one hand to carry the bag
一手捡起而一手提袋。

Peace and Happiness
和平而幸福。

Thanks
谢谢