break someone's heart idiom
B2 让…伤透了心
to make someone who loves you very sad, usually by telling that person you have stopped loving them
He's broken a lot of girls' hearts. 他令许多女孩伤心欲绝。
B2 使…忧伤，使…难过
If an event or situation breaks your heart, it makes you feel very sad.
She really broke her mother's heart when she left home. 她离家出走真的伤了她母亲的心。