“black race”造句，怎么用black race造句

2、The black race hair is black brown or black wool crimped hair and small volution make, hair is rude shortly but crispatura's.

1、There are mainly three kinds of races in the world: the white race, the black race and the yellow race.

3、The existing data about skin optical properties were obtained from in vitro skin samples or by mathematic simulating. Most of those are mainly about white or black race and seldom about yellow race.