Colors like green and blue make people think clean, and make people think of life, occasionally red for danger, right?

像绿色和蓝色这样的颜色让人觉得很干净，并且让人想到生命的活力，有时红色代表危险，是不是？

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That is, regardless of any other ability, because warning information is almost invariably conveyed using red for danger and green for safety.

这是因为警示信息几乎无一例外地会采用红色代表危险，绿色代表安全的体系。

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Red stands for danger.

红色代表危险。

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Much of Southern California was under red flag warnings for fire danger due to heat, wind and low humidity levels.

NPR: Wind-Fueled Wildfire Erupts East Of Los Angeles

Color, too, is used effectively, with text panels in red, for instance, denoting high danger and those in black symbolizing the cutoff of avenues of escape once World War II began.

WSJ: A Tortuous Road to Refuge | Against the Odds | Museum of Jewish Heritage | By Julia M. Klein

Where some see rest and relaxation, though, others see danger and an opportunity for red tape.

ECONOMIST: Red tape: The wood for the trees | The