翻译一段英文~~~~~~~~~~鄙视机翻

翻译一段英文~~~~~~~~~~鄙视机翻
Yellow has very special meaning in America, where family members pin a yellow ribbon on the door or tie it on the tree when they expect their loved one to come back home. On the roads, the color yellow is used to mean caution. Policemen in the street wear yellow color vests to warn vehicles of their presence. Besides, a yellow line painted on the middle of the road tells the drivers not to cross into the opposite lane.
注意：A.翻译原文B.找出短语,并翻译短语.