Although your heart is breaking, you must face the truth that a relationship has ended.

尽管你的心碎了，但是你必须正视事实，那就是一段恋爱关系已经结束了。

《柯林斯英汉双解大词典》

That Marionette is a disobedient son who is breaking his father's heart!

那个木偶是个不听话的孩子，弄得他父亲的心都碎了！

youdao

Or - but this more rarely happened - she would be convulsed with a rage of grief, and SOB out her love for her mother, in broken words, and seem intent on proving that she had a heart, by breaking it.

还有更罕见的，她会因一阵悲恸而全身抽搐，还会抽抽噎噎地说出几个不连贯的词语来表达她对母亲的爱，似乎要用心碎证明她确实有一颗心。

youdao

Jeff said it was a sad thing to think that they were the cause of the breaking of a woman's heart.

VOA: special.2010.04.24

But Rodriguez sealed his departure when, after being benched during Game 1 of an eventual four-game sweep at the hands of the Detroit Tigers, he opted to spend the final innings of a heart-breaking loss having a baseball delivered to the aforementioned Aussie in the hopes of getting her phone number.

FORBES: Move up http://i.forbesimg.com t Move down

Just be sure not to invite me - I'm not one for the audible sound of a heart breaking.

FORBES: Magazine Article

They will be breaking a family's heart if they send him back.

BBC: Petition handed over in Ahmer Rana deportation campaign