He's still a socialist at heart.

他本质上还是个社会主义者。

《牛津词典》

He always has the well-being of the masses at heart.

他总是把群众的疾苦挂在心上。

《新英汉大辞典》

The young in particular are willing to accept this concept because at heart every child wants to grow into a happy, healthy contributing adult.

年轻人尤其愿意接受这一观念，因为在内心深处，每个孩子都想成长为一个快乐、健康、有贡献的成年人。

youdao

Yet,even though you may be angry, I would know that at heart, you are a kind person.

VOA: special.2010.07.11

So I like the fact that the legal industry is at heart a service industry.

我喜欢法律是服务业的核心这个事实。

为什么来到法学院？ - SpeakingMax英语口语达人

So I'm partially going to retract what I had said about the Lady's place at the very heart of this work.

所以我要部分收回,我之前说的关于小姐在这个作品中的核心地位。

耶鲁公开课 - 弥尔顿课程节选

But forro is at heart a traditional form, Brazil's loose equivalent to country music.

NPR: Northern Brazilian Tradition, New York Style

At heart, he's lost and searching for meaning in his well-appointed but empty life.

CNN: Review: 'American Beauty' is just that

Yet it all works, with everything coming together at heart-palpitating speed at the end.

FORBES: Just One Look