婴儿夭折率 meaning in English
infant mortality rate
Examples
- This was , no doubt , due to the war in the early 1940s , when the mortality rates , particularly for infants , were high and fertility rates , forced by circumstances , were low
年代初战争的影响当时婴儿夭折率特别高，同时基于环境因素，出生率亦偏低。从