二、洞中访古于抱石刚一出门，就听见洞的深处有动静，脚步声越来越远。“于未然！”于抱石喊道。“爸爸，我在这儿。”是从脚步声处传来的，儿子急促促地跑了过来。“儿子，你怎么乱跑呀！”于抱石见到儿子责备道。“不是的爸爸，我正在睡觉，有一只蝴蝶总在我眼前飞。我... Second, visit the ancient cave In bouldering just go out, I heard the depths of the hole there is movement, footsteps farther and farther. “In the first place!” Shouted at Bouldering. “Daddy, I am here.” It was coming from the footsteps, and the son ran hurriedly. “Son, how do you run around!” "No dad, I’m sleeping, a butterfly always flying in front of me. I ...