balance of births and deaths是什么意思、英文翻译及中文解释 本文已影响 10人 balance of births and deathsing-bottom: 75%;"> 词语: balance of births and deaths解释: 出生和死亡的差额词典: 贸易专业英汉词典 balance of births and deaths 相关解释 出生和死亡的差额 balance of births and deaths