今天阳光明媚,是个游玩的好天气,我便要求妈妈带我去公园划船。“狡黠”的妈妈笑着对我说:“好啊,不过老规矩,过了‘关’才能答应你!”说起航就扯帆,妈妈迅速地拿出白纸,在上面写道:甲、乙两车在A、B两地之间相对开出,往返于A、B之间,甲车从A地出发,乙车从B地出发,第一次相遇离A地120千米,第二次相遇离B地60千米,求两地之间的距离。 Sunny today, is a good weather to play, I asked my mother took me to the park rowing. “Sly ” mom smiled and said to me: “Well, but the old rules, after the ’off’ to promise you! ” Speaking of sail to sail, my mother quickly took out the white paper, write on it Road: A, B two cars in A, B relative to the two out, and from A, B, A car starting from A, B car starting from B, the first encounter from A to 120 Meters, the second encounter 60 kilometers from B, seeking the distance between the two places.