multiracial
The two boys are of mixed heritage.
Her mixed heritage gave her a passion for travel, foreign languages, and diverse cultures.
mixed heritage
adjective
(alsomixed-heritage)uk /ˌmɪkstˈher.ɪ.tɪdʒ/ us /ˌmɪkstˈher.ɪ.t̬ɪdʒ/
having two or more different racial, ethnic, religious, or cultural backgrounds: 有混合血统的
He is the adoptive father of four mixed heritage children.他是四个混血儿的养父。
It is hard to find an organ donor for a white person, but trying to find a donor for someone from a mixed-heritage background is even harder.为白人找到器官捐赠者很难，但试图为混血背景的人找到捐赠者就更难了。
Comparedual heritage
mixed-race
biracial
multiracial
Here are some tips on supporting mixed heritage children as a White mum.
They were the mixed-heritage descendants of sharecroppers.
Mixed-heritage people have complained that the choices given for race and ethnicity on forms are often too restrictive.