请大侠帮忙翻译原句为：Therehadhardlybeenayearsince1957inwhichbirthrateshavenotfallenintheU.S.andotherrichcountries.

Question

请大侠帮忙翻译
原句为：There had hardly been a year since 1957 in which birth rates have not fallen in the U.S. and other rich countries.

Answer 1

自1957年以来,在美国及其它一些富裕的国家,出生率几乎没有哪一年不是在逐年下降的.
或者：自1957年以来,美国及其它一些富裕的国家的出生率几乎都在逐年下降.