age composition

[eidʒ ˌkɔmpəˈziʃən]
  • 释义
  • 年龄组成;

  • 双语例句
  • 1、

    The census results show that big changes have taken place in the population's age composition.

    这次人口普查反映出中国人口年龄结构发生了较大变化.

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  • 2、

    The age composition and growth of Cerithidea cingulatus in Ningbo Coast are reported.

    报道了宁波沿海珠带拟蟹守螺种群的年龄组成与生长情况.

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