曾经，我国召开过一次关于研究创造的会议。会上，日本的创造学家村上信雄走上主席台，拿出一把曲别针，同时提出一个问题。他问：“这些曲别针有多少用途？”当时在场的一位中国学者说有３０多种，村上信雄自己证明有３００多种。大家为他热烈鼓掌，这时台下有人递上来一个条 Once, our country held a meeting on research and creation. At the meeting, Japan's creative scientist Murakami embarked on the podium, took out a paper clip, at the same time raised a question. He asked, “How many uses do these needles have?” Said a Chinese scholar who was there at the time, with more than 30 species, and Murakami himself proved more than 300. Everyone applauded for him, when someone handed the table a piece