translation.en: So here is another obvious thing that we would do, typically, if I was going to show that these microscopes are robust, is go to the third floor and drop it from the floor itself.
translation.zh: 显然我们还将做的另一件事， 通常如果我想证实， 这些显微镜有多结实， 我就上到三楼， 然后把它扔下去，