trial jump

例句：

1. 1.She tried to jump over the fence, but her foot slipped and she fell.
   她试图跳过栅栏，但脚滑了一下，摔了下来。
2. 2. He tried his best to save the kitten from the fire.
   他尽自己最大的努力救出了小猫。
3. 3. The team tried a new strategy during the game, hoping it would work.
   在比赛中，队伍尝试了一种新的策略，希望它能奏效。