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單詞乎

birth-rate

birth-rate是什么意思、birth-rate怎么讀

birth-rate漢語翻譯

【醫(yī)】 出生率

birth-rate英語解釋

名詞 birth-rate:

  1. the ratio of live births in an area to the population of that area; expressed per 1000 population per year
    同義詞：birthrate, birth rate, fertility, fertility rate, natality
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