family contracting responsibility system

例句：

1. 1. The family contracting responsibility systemis a crucial part of our country's agricultural development.
   家庭承包责任制是我国农业发展的重要组成部分。
2. 2. The implementation of the family contractingresponsibility system has greatly improved farmers' incomeand rural living standards.
   家庭承包责任制的实施极大地提高了农民的收入和农村的生活标准。
3. 3. Thefamily contracting responsibility system has been widelyadopted in many regions, promoting the developmentof agriculture and rural economy.
   家庭承包责任制在许多地区得到了广泛推广，促进了农业和农村经济的发展。