例句 /

Demographers say that no country's birth rate has ever recovered after dropping below 1.5, so governments need to do everything they can to avoid falling into a headlong decline.

Demographers say that no country's birth rate has ever recovered after dropping below 1.5, so governments need to do everything they can to avoid falling into a headlong decline.

人口统计学家们说,没有一个国家的生育率曾在低于1.5之后恢复过元气,所以政府需要不遗余力,以便避免落入一路下滑的趋势。