朋友,当你悠然漫步在繁华的街道上,看到那鳞次栉比、装饰精美的高楼大厦时;当你走进茂密的树林,看到那枝繁叶茂、傲然耸立的参天大树时;当你看着咿呀学语、蹒跚学步的孩子转眼间已经成为满腹经纶、出口成章的大学生的时候,朋友,你会想些什么呢?你想过摩天大厦靠什么直冲云霄?你想过是什么支撑起巨树的辉煌?又是谁,默默无闻,乐于奉献,用无悔的青春 When you leisurely walk in the bustling streets, when you see that row upon row, beautifully decorated high-rise buildings; when you walked into the dense woods, see the leafy, proud towering towering trees when you Watching Baba learn language, toddler child has blossomed into full of economy, exporting students, friends, what would you think of it? Have you ever thought of what skyscrapers rely on the sky? Have you thought of what support Giant tree brilliant? Who is, obscurity, dedication, with no regrets of youth