frat

例句：

1. 1. The frat brothers are planning a weekend trip to the beach.
   兄弟会的兄弟们正在计划周末去海滩旅行。
2. 2. The frat house is located in the heart of downtown.
   兄弟会的宿舍位于市中心的中心地带。
3. 3. The frat members have been volunteering at the local food bank.
   兄弟会的成员一直在当地的食品银行做志愿者工作。