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1. Oxford American Dictionary

   infant mortality

   • IPA[ˌinfənt môrˈtalədē]

   • n.
     the death of children under the age of one year

   • noun: infant mortality

2. • 釋義

   n.

   名詞

   • 1. the death of children under the age of one year the decline of infant mortality in the 20th century the infant mortality rate