一天上午,父亲邀我一同到林间漫步,我高兴地答应了。父亲在一个弯道处停了下来。在短暂的沉默之后,他问我:“除了小鸟的歌唱之外,你还听到了什么声音?”我仔细地听,几秒钟之后我回答他:“我听到了马车的声音。”父亲说:“对,是一辆空马车。”我问他:“我们又没看见,您怎么知道? One morning, my father invited me to walk in the woods, and I gladly agreed. My father stopped at a corner. After a brief silence, he asked me, “What else did you hear besides the song of the bird?” I listened carefully, and after a few seconds I answered him: “I heard the carriage’s voice.” Father Said: “Yes, it’s an empty carriage.” I asked him: "We did not see it again, how did you know?