A red flag raised, symbolizing the uncertainty day will come, bring quiet to the world!

一轮红日冉冉升起，象征着明朗的一天又将到来，给人间带来希望之光！

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The presentations themselves should have raised a red flag for careful users, we think, but we have no way of knowing how successful they were at this time.

我们想细心的用户可能会发现这些幻灯片的危险之处，但是我们没办法知道目前用户成功识别的几率如何。

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But several admissions officers interviewed said they occasionally Google students to learn more about a project in which they were involved, or because a red flag was raised in an interview, recommendation or somewhere else.

WSJ: Web Profiles Haunt Students

Equally bizarre, the Providence Journal reports that a retired Rhode Island schoolteacher's attempt to pay off a credit card was held up because the transaction did not fit his usual pattern and therefore raised a red flag.

FORBES: The $7 Billion Laundry Bill

The Gutmann heirs claimed that the appearance of a notorious German art dealer, Hans Wendland, in the painting's ownership record should have raised a red flag.

FORBES: Hey, that's my picture on your wall