a heart-rending story的用法和样例：
- Butterfly hugs him hysterically, then bids him a heart rending farewell, blindfolds him, and gives him an American flag to play with.
- Butterfly hugs him hystericaly, then Bids him a heart rending farewell, Blindfolds him, and gives him an American flag to play with.
- It was a heart rending sound of loneliness, pain and hunger that brought back memories of childhood punishments, when Jacob's mother locked him in his bedroom without any dinner or supper.
- He's still convalescing from a heart attack.
- This boy is being treated for a heart condition.