This special triangle design semantics comes from triangular warning sign, this triangle appearance conveyed a correct product function information which is moral warning role in the public places.
3
放置红色三角牌或打开危险警示灯或其他灯或别的什么方式提醒后来的车辆。
Warn other traffic by displaying a red triangle or switching on hazard warning lights or the lights or by any other means.
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