任何固体都具有弹性,只不过是程度不同罢了。罗勃特·胡克当初用一个著名的字谜来说明这一点:ceiiinosssttuv。二年之后,他解释说,这是一句拉丁语;ut tensio,sic vis;意即:“只要有伸长,就要有力”,二者是成正比的。这一提法,见诸于胡克早期的著作。可是,胡克对于他当时所做的,还未获全知!橡皮筋是用来说明弹性的最常用的东西。可 Any solid is flexible, it’s just a different level. Robert Hook originally used a famous crossword to illustrate this: ceiiinosssttuv. Two years later, he explained that it was a Latin word; ut tensio, sic vis; meaning: “As long as there is extension, it is forceful,” and the two are proportional. This formulation is seen in Hook’s early writings. However, Hooker for what he did at that time has not been fully known! Rubber band is used to illustrate the most commonly used flexibility. can