研究发现，在（学生）种族比例和（家庭）经济水平趋于平衡的双语课堂有助于孩子们适应社会和文化的多样性。

Ethnically and economically balanced bilingual classrooms are found to be helpful for kids to get used to social and cultural diversity.

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戴维·艾森巴赫（David Eisenbach）在哥伦比亚大学教授一门关于美国总统的热门课程，他更注重课堂的多样性。

David Eisenbach, who teaches a popular class on U.S.?presidents?at?Columbia,?prefers?the?in-class?variety.

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戴维·艾森巴赫（David Eisenbach）在哥伦比亚大学教授一门关于美国总统的热门课程，他更注重课堂的多样性。

David Eisenbach, who teaches a popular class on U.S.?presidents?at?Columbia,?prefers?the?in-class?variety.

youdao