When I do good, I feel good. When I do bad, I feel bad.

当我做的好，我感觉很棒；当我做的差，我感觉很糟糕。

youdao

I feel bad that he's doing most of the work.

让我感到愧疚的是，他在做大部分的工作。

《柯林斯英汉双解大词典》

“Construction — it’s too hard, and I feel bad for him, ” De Leon said.

“在工地上劳动——这太辛苦了，我觉得很对不起父亲，”德莱昂说。

youdao

"The first reaction is to be sympathetic,like,'Oh,wow, these are really sad stories and I feel bad.' And then,the second thing that happens is you look up the crime and you are horrified,".

VOA: standard.2009.10.21

You can be relieved of that debt, or now you know you feel bad now, I guess.

你可以释怀了,我想你也许还会有些许歉疚

耶鲁公开课 - 心理学导论课程节选

I feel bad saying that. But his schizophrenia has been under control.

谈起这些我真的很同情他。不过他的精神分裂症已经得到控制。

知道约翰·纳什吗？ - SpeakingMax英语口语达人

Mr. MARK BOMSHOW (Former Employee, Ameriquest): I feel bad that I was part of this.

NPR: Former Ameriquest Workers Tell of Deception

The moment I feel that someone is miserable doing their job, I feel bad to be their customer.

FORBES: Why You Need To Love Your Job

I'll never accuse players of anything, they're trying their hardest, I feel really bad for them.

WSJ: Cahill scores twice to lift Red Bulls at Toronto