Think about the 1930s - it was the era of the Great Depression. No wonder it was the decade with the least vigorous us population growth of all time.

回忆一下1930年代——这是一次经济大萧条的时期。它无疑也是美国有史以来人口增长最不景气的十年。

youdao

Think about the 1930s - it was the era of the Great Depression. No wonder it was the decade with the least vigorous us population growth of all time.

回忆一下1930年代——这是一次经济大萧条的时期。它无疑也是美国有史以来人口增长最不景气的十年。

youdao