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一天晚上,家里突然停电了,小明为了做作业,点燃了一支蜡烛。但因为觉得一支蜡烛太暗了,所以他又点燃了一支,可是这两支蜡烛一支长些,一支短些(如图1)。过了一会儿,电来了,小明先吹灭了那支较短的蜡烛,没想到奇迹发生了:较长的那支蜡烛的火焰沿较短的那支蜡烛的烟雾传递过来,把较短的那支蜡烛点燃了!太神奇了,于是小明再次吹灭了那支较短的蜡烛,结果随后其又被点燃了,再次吹灭,再次被点燃……试
One night, a sudden power outage occurred in the home. Xiao Ming lit a candle in order to do his homework. However, because he felt a candle was too dark, he lit another, but the two candles were longer and shorter (Figure 1). A moment later, when the electricity came, Xiao Ming first blew out the shorter candle and did not expect the miracle to take place: the flame of the longer candle passed along the shorter candle’s smoke and the shorter That candle lit! Amazing, so Xiaoming once again blow out the shorter candle, the result was then lit again, again blown out, again lit ......