fertility ratio的用法和樣例:
例句
- They are the only possible means of dealing with excessive fertility.
它們是解決人口出生率過高這一問題的唯一手段。
- But whatever the cause, it seems to mean fertility rates can overshoot downwards.
然而不管原因是什麼,看起來都表示人口出生率下降過頭了。
fertility ratio的相關資料:
臨近單詞
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