白色人种的和黑色人种。

The white and the black.

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73%的黑人学生学习的学校，非白色人种的学生占到了一半，38%的黑人学生在“高度隔离”的学校学习(非白色人种学生达90%)。

Some 73% of black children study where over half the students are non-white, and 38% attend "intensely segregated" schools (over 90% non-white).

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少吃盐可使血压正常或高血压的白色人种、黑色人种和亚洲人降低血压。

Less salt did lower blood pressure in whites, blacks and Asians who had either normal blood pressure or high blood pressure.

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