motorcycle racing

例句：

1. 1. He loves to participate in motorcycle races.
   他喜欢参加摩托车比赛。
2. 2. The motorcycle race was a thrilling spectacle.
   摩托车比赛是一场令人兴奋的表演。
3. 3. The motorcycle race is a popular event for many enthusiasts.
   摩托车比赛是许多爱好者热衷的活动。