记得读过一则关于爱迪生的故事。一次,由于实验需要,爱迪生安排他的助手计算一个灯泡的容积。接到老师的任务后,这名助手开始利用各类测量工具和学过的公式进行计算。可是忙活了一个通宵,等到爱迪生向助手要结果的时候,他还在一个劲儿地测 I remember reading a story about Edison. Once, because of the experimental needs, Edison arranged for his assistant to calculate the volume of a light bulb. After receiving the teacher’s task, the assistant started using various measurement tools and formulas learned. But busy all night until Edison to the assistant when the result, he was still a vigorous test