relay selsyn

例句：

1. 1. The team members relayed the information to the leader.
   团队成员将信息传递给了领导。
2. 2. The relay race was a great way to test the athletes' endurance.
   接力赛是测试运动员耐力的好方法。
3. 3. The relay team consisted of four members, each carrying a heavy bag on their shoulders.
   接力队由四名成员组成，每人肩上扛着一个沉重的袋子。