Although security companies have a vested interest in talking up the likelihood of hacking attacks, they claim that many companies secretly admit to having been hacked.

尽管谈论黑客攻击的可能性涉及安全公司的利益，他们仍说有许多公司私下承认曾受到攻击。

youdao

I must be honest and admit that many the paintings disappointed me. Although I spent a lot of time looking carefully at each one, I had some difficulty in understanding what the artist was getting at.

我必须诚实地承认许多绘画作品使我失望，虽然我花了很多时间仔细地看每一幅作品，但我还是很难理解艺术家所要表达的意思。

youdao

I must be honest and admit that many the paintings disappointed me. Although I spent a lot of time looking carefully at each one, I had some difficulty in understanding what the artist was getting at.

我必须诚实地承认许多绘画作品使我失望，虽然我花了很多时间仔细地看每一幅作品，但我还是很难理解艺术家所要表达的意思。

youdao