throw oneself into the breach

例句：

1. 1. The boy threw the ball into the pool.
   男孩把球扔进了游泳池。
2. 2. She threw a stone at the bird and missed.
   她向那只鸟扔石头，但没打中。
3. 3. He threw his arms around her in a hug.
   他双臂环抱着她，拥抱着。