Sign in Welcome! Log into your account your username your password Forgot your password? Get help Privacy Policy Password recovery Recover your password your email A password will be e-mailed to you. Home青讯报为什么萤火虫会发光? 青讯报 为什么萤火虫会发光? By Admin 28/05/2020 0 843 FacebookTwitterPinterestWhatsApp 萤火虫能发光,并不是随身带着小灯笼或者手电,而是它们的尾巴上有一个像发光器一样的器官。萤火虫吸入空气,发光器里的物质遇到空气就会发出光来。由于萤火虫有时吸入的空气多些,有时吸入的空气少些,使发出的光一会儿明亮,一会儿暗淡,这样看起来就一闪一闪的啦! FacebookTwitterPinterestWhatsApp Previous article不耻下问Next article蛐蛐儿为什么那么喜欢打架? Admin RELATED ARTICLES 青讯报 我的假期 Admin - 28/10/2022 青讯报 书包先生 Admin - 28/10/2022 青讯报 学生造句 Admin - 28/10/2022 LEAVE A REPLY Cancel reply Comment: Please enter your comment! Name:* Please enter your name here Email:* You have entered an incorrect email address! Please enter your email address here Website: Save my name, email, and website in this browser for the next time I comment. - Advertisment - Most Popular 韩银行发放信贷 促我国食糖生产 18/05/2024 贸长邀日本加强我国电动车产业 18/05/2024 棉兰三名选举委员违规被判一年徒刑 18/05/2024 第21届全运会筹备工作完成 18/05/2024 Load more Recent Comments