有个学生拿着白居易的《忆江南》来问我:“老师,‘春来江水绿如蓝’这话可有点儿不通啊。绿色就是绿色,怎么能说绿得像蓝色一样呢?”这个同学读书爱动脑筋,值得我们学习。可他问得不对。问题出在哪里呢?问题就出在对“蓝”字的理解上。在《忆江南》里,“蓝”不是指颜色,而是指一种植物。怎么知道“蓝”是一种植物呢?你看,“蓝”字是草字头,这分明告诉我们“蓝” There is a student holding Bai Juyi “Jiangnan memories” to ask me: “Teacher, ’Spring is green, such as blue,’ This is a bit unreasonable ah. Green is green, how can we say that green like blue? ”This classmates love brains, it is worth learning. But he asked wrongly. Where is the problem? The problem lies in the understanding of “blue”. In “Yi Jiangnan”, “blue” does not mean color, but refers to a plant. How do you know “blue” is a plant? You see, “blue” is the word grass, which clearly tells us “blue”