Roger said that was a nice sentiment, but he was calling as my friend to give me a fair warning.

罗杰说，这种情绪很不错，但是他是以朋友的身份打电话来给我一个合理的警告。

youdao

When we are annoyed or made irritable by noise, we should consider these symptoms fair warning that other thing may be happening to us, some of which may be damaging to our health.

当我们被噪音惹恼或激怒时，我们应该把这些症状看作是在警告我们，其他事情可能正在我们身上发生，其中一些可能对我们的健康有害。

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Nevertheless, when we are annoyed or made irritable by noise, we should consider these symptoms fair warning that other things may be happening to us, some of which may be damaging to our health.

尽管如此，当我们被噪音惹恼或激怒时，我们应该把这些症状看作警告，我们的身体可能出现了其他状况，其中一些状况可能对健康有害。

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In South Korea, both leading agencies did give fair warning of the severity of the banks' problems.

ECONOMIST: Rating agencies

Fair warning: There are purists who argue that anything other than a beef patty is not a hamburger.

NPR: Building a Better Burger

If we're fighting off remote-controlled insect armies a year from now, we'll have to admit we had fair warning.

ENGADGET: Twitter Roach takes guidance from tweets, ushers in a terrifying 2013 (video)