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十年前的一天,20岁的杨远锋看到一棵树的叶子特别漂亮,联想到摘些树叶回去做成叶脉书签。于是他摘了些树叶回家制作叶脉。接着,他将叶脉染色,压干,再用小塑料袋包好。叶脉书签很受欢迎。他在一个月内赚了300多元钱。但是,两个月后,学生们就不那么喜欢叶脉书签了。杨
Ten years ago, 20-year-old Yang Yuanfeng saw the leaves of a tree particularly beautiful, think of picking some leaves back to veins bookmark. So he picked some leaves home to make veins. Next, he dyed the veins, pressed dry, and wrapped them in small plastic bags. Vein bookmark very popular. He made more than 300 yuan in a month. However, two months later, the students did not like the veins bookmarked so much. Young