He rode slowly along beside the old stone quarry,looking for signs of the dingo.

问题描述:

He rode slowly along beside the old stone quarry,looking for signs of the dingo.
请问这句话的意思He rode slowly along beside the old stone quarry

他骑着(马?根据上下文了),沿着古老采石场旁的路慢慢想前走着,找寻澳洲野犬的告示.