football helmet

例句：

1. 1. He wore a football helmetduring the game.
   他在比赛中戴了一副足球头盔。
2. 2. The football player was injured whilewearing his helmet.
   这位足球运动员在佩戴头盔时受伤了。
3. 3. The football team decided towear helmets for safety reasons.
   为了安全原因，足球队决定佩戴头盔。