美国人的祖先来自各个方面，他们经常努力设法重新找出大家的共同点。

Americans are heterogeneous in their origins, constantly striving to rediscover what they have in common.

youdao

美国人的祖先来自各个方面，他们经常努力设法重新找出大家的共同点。

Americans are heterogeneous in their origins, constantly striving to rediscover what they have in common.

youdao