FR

例句：

1. 1. FR stands for "Free Range" in English, which means "free range".
   FR在英语中代表“自由放养”，意味着“自由放养”。
2. 2. In the UK, it's common to see FR chickens roaming around the streets.
   在英国，FR鸡常常在街头游荡。
3. 3.The FR program aims to reduce food waste and promote sustainable agriculture.
   FR项目旨在减少食物浪费，促进可持续农业。