A bad contractor may hide mistakes or blame someone else and nickel-and-dime you with extra charges.

一个不道德的承包商可能会隐瞒自身的失误或归咎他人，以额外的收费耗尽你的经费。

《柯林斯英汉双解大词典》

All too often the first response to a mistake is to blame someone else.

大多数人经常在犯错后第一反应就是责备他人。

youdao

Shaking his head, my rich dad said, "If you blame someone else, you'll never learn from your mistake."

我的富爸爸摇摇头说：“如果你总是把责任推卸给别人，你就不会从你的失败中吸取任何教训。”

youdao

He tried to blame someone else for the deficit.

VOA: special.2009.10.11

Today,a fall guy is anyone who is tricked into taking the blame for the crime or wrongdoing of someone else.

VOA: special.2010.02.21

After over-exposing themselves to structured-investment vehicles and auction-rate securities, treasurers want to be able to blame someone else if things go wrong again.

ECONOMIST: Can the success of money funds last?

If I did fail, how could I pass the blame to someone else?

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Once again, he is clearly trying to shift blame to someone else.

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