translation.en: Basically, there's a protein that acts like a scissors and cuts the DNA, and there's an RNA molecule that directs the scissors to any point on the genome you want.
translation.zh: 也就是一个扮演了DNA剪刀角色的 蛋白质， 在一个RNA分子的指示下 剪刀可以作用于任何目标基因组。