号旗

例句：

1. 1. The team hoisted their nationalflag at the start of the game.
   队伍在比赛开始时升起了他们的国旗。
2. 2.The captain blew his whistle to signal thestart of the race.
   队长吹响了哨子，示意比赛开始。
3. 3. The victorywas marked by a loud cheer and ahigh-flying flag.
   胜利以一阵欢呼和高飞的旗帜为标志。