今年暑假,一个偶然的机会,我发现了萤火虫发光的秘密。那天傍晚,我和姐姐在家门前的小树林里寻找知了,蟋蟀的呜叫像歌手在演唱,让我陶醉其中。忽然,旁边的草丛里发出来一闪一闪的光,把我吓了一跳,我和姐姐走近仔细看,原来是萤火虫。那优美的绿光一下吸引了我,好奇心驱使我探寻萤火虫是怎样发光的。我心血来潮,拿出随身携带的玻璃瓶和塑料袋,小心地把它们盖住,装进瓶子里带回家。我仔细观察,发现光是从萤火虫尾部发出的,我百思不得其解,为什么 This summer vacation, by chance, I found the firefly glowing secrets. That evening, my sister and I looked for knowledge in the woods in front of the house. The crickets were singing like singers and I was intoxicated. Suddenly, next to the grass issued a flash of light, I was shocked, and my sister approached closer look, turned out to be fireflies. The beautiful green light caught me, curiosity drove me to see how fireflies glow. I whim, took out the glass bottles and plastic bags, carefully covered them and put them in bottles to take home. I carefully observed and found that light is emitted from the tail of fireflies, I baffled, why