训

例句：

1. 1. He is a skilled trainer of young athletes.
   他是一位经验丰富的年轻运动员的教练。
2. 2. The teacher gave us some tips on how to improve our English speaking skills.
   老师给我们一些建议，教我们如何提高英语口语能力。
3. 3. She trained for months to compete in the marathon.
   她训练了几个月来参加马拉松比赛。