age-specific marriage rate

例句：

1. 1.The age-specific marriage rate has been declining for several years.
   特定年龄的结婚率已经下降了几年。
2. 2.The government is trying to reduce the age-specific marriage rate by promoting education and employment opportunities.
   政府正试图通过促进教育和就业机会来降低特定年龄的结婚率。
3. 3.The decline in the age-specific marriage rate is a concern for many couples as they plan their future together.
   特定年龄的结婚率下降让许多夫妇感到担忧，因为他们计划共同的未来。