She found that young women in Denmark have a significantly lower natural conception rate than in past decades.

她发现，丹麦的年轻妇女的自然受孕率比过去的数十年要很明显地低。

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She found that young women in Denmark have a significantly lower natural conception rate than in past decades.

她发现，丹麦的年轻妇女的自然受孕率比过去的数十年要很明显地低。

youdao