他已变成了一个内心充满怨恨，冷酷无情的成年人。

He had turned into an embittered, hardened adult.

《柯林斯英汉双解大词典》

不论如何，在《敢死队》里他的服装就不是问题了，在这部影片中杜夫扮演“贡纳·詹森”，一个内心黑暗的狙击手。

However, his outfit isn't going to be a problem in The Expendables, where he plays "Gunnar Jensen," an expert sniper with internal demons.

youdao

你可能在外表上看起来很漂亮，但如果你是一个内心消极的人，或者你对他人不尊重，抑或你对他人没有一点同情心，那么这将必定会使你的美貌大打折扣。

You can be beautiful on the outside, but if you're a negative person, or if you show no respect, or if you have little compassion towards others, then it will certainly take away from your beauty.

youdao

It is a sonnet, too. It's a sort of song of a worker.

也是一首十四行诗，是一个劳动者内心的歌。

耶鲁公开课 - 现代诗歌课程节选

because a good sound... sound speaks directly to your heart, I think.

因为一个出色的声音……声音直接作用于你的内心，我想。

如果要拍摄电影 - SpeakingMax英语口语达人

So, to confine the individual, it seems, to one and only one sphere of life would seem to do an injustice to the internal psychological complexity that makes each of us who we are.

所以，将个人约束在，唯一一个人生阶层之中似乎不公,因为忽视了,内心的复杂度,而这正是让我们每一个人显得独特的原因。

耶鲁公开课 - 政治哲学导论课程节选