elbow guard

例句：

1. 1.He wore a protective elbow guard during the game to prevent injury.
   他在比赛中佩戴了护肘以防止受伤。
2. 2. The athletes used elbow guards to protect their arms from impacts during the competition.
   运动员们在比赛中使用肘部保护器来保护他们的手臂免受撞击。
3. 3. During the training session, the coach instructed the players to wear elbow guards to minimize the risk of injuries.
   在训练课上，教练指示球员们佩戴肘部保护器以降低受伤风险。