balance of births and deaths是什麼意思、英文翻譯及中文解釋
balance of births and deaths
詞語: balance of births and deaths
解釋: 出生和死亡的差額
詞典: 貿易專業英漢詞典
balance of births and deaths 相關解釋
出生和死亡的差額 balance of births and deaths
balance of births and deaths
詞語: balance of births and deaths
解釋: 出生和死亡的差額
詞典: 貿易專業英漢詞典
balance of births and deaths 相關解釋
出生和死亡的差額 balance of births and deaths