| 例句 |
The nation's infant mortality rate has reached a record low.该国的婴儿死亡率已降至历史最低水平。The city's most shocking statistic is its high infant mortality rate.这座城市最令人震惊的统计数字是其高婴儿死亡率。The government is trying to reduce infant mortality. = The government is trying to reduce the mortality rate among infants. 政府正在努力降低婴儿死亡率。In ancient times infant mortality was extremely high.在古代婴儿死亡率极高。There has been a sharp rise in infant mortality since the drought began.旱灾开始后，婴儿死亡率急剧上升。 |