许多震惊世界的科学发明发现纯粹都产生于偶然。远古时代,在人类懂得利用滚轮搬运重物之前,一定有过无数次脚踩在圆木或圆石上而发明滚轮的事例;火和熟食是因为雷电引发野火而偶然发现的;农业可能也是意外的发明,比如有人偶尔把粮食颗粒丢落,后来发现长出作物。可以相信,无意的 Many scientific invention discoveries that shocked the world were purely accidental. In ancient times, before human beings knew how to use roller to carry heavy objects, there must have been countless times footsteps on round logs or cobblestones to invent rollers; fire and cooked foods were accidentally discovered because of lightning induced wildfires; agriculture may also be unexpected. Inventions, such as the occasional drop of grain, were later found to grow crops. Can be believed, unintentionally