I have been punished for my carelessness.

我因粗心而被处罚。

《新英汉大辞典》

People have been punished for less.

人们因小事而受到惩罚。

youdao

A few have been punished.

有几名议员已经受到了处罚。

youdao

Drug companies have been punished for ignoring weaker data on the risks of their products.

FORBES: Blinded By Savings? Is Cost Trumping Risk On Blindness Drug?

Navistar shares have been punished, down more than 50% in the last 12 months.

FORBES: Death By Hubris? The Catastrophic Decision That Could Bankrupt A Great American Manufacturer

Mr Schwarzenegger said he would not raise taxes - "the people of California have been punished enough".

BBC: NEWS | Americas | Arnie would swing budget axe