橘子朗文词典

sex ratio at birth

S 开头单词

常见例句

    权威例句

  • India does, in fact, publish data (since 1999) on the sex ratio at birth.
    ECONOMIST: Letters
  • The sex ratio of 15-year-olds in 2005 was not far from the sex ratio at birth in 1990.
    ECONOMIST: Gendercide
  • Still, it is significant the sex ratio at birth is improving, not worsening.
    ECONOMIST: India's skewed sex ratio: Seven brothers The
    • 返回 sex ratio at birth