Her boyfriend left her.

她男朋友离开她了。

youdao

For a year after her boyfriend left her, Grace missed him so badly that she almost pined away to nothing.

自从她的男朋友离开她以后，一年来，格雷斯想他想得都瘦成一把骨头了。

youdao

Lu Qingmin, one of the two young women I wrote about in my book, left one job because she hated her boss and another to escape a boyfriend who wanted to marry her.

吕清民，我书中描述的两名打工妹当中的一名，因为讨厌自己的老板就换了工作，而另一名则是为了逃避想要娶她的男朋友。

youdao

So Betty left California and her boyfriend.

VOA: special.2009.10.18

Mr. STEPHEN LONCKI (Elizabeth Loncki's Father): This is actually her watch that she was wearing in Iraq that her boyfriend gave her before she left.

NPR: Air Force Bomb Disposal Expert Sought Challenges

Leah angrily left the Mitchell home before her boyfriend arrived to pick her up.

CNN: Boyfriend's arrest cracks cold case, police say

He claims to have left her after discovering she had a boyfriend who she continued to see after they were wed.

BBC: New Indian brides abandoned by British Asian husbands