我们知道复杂的宏观物质世界,都是由分子、原子、离子等粒子构成.大家刚刚接触微观世界时常常由于这些粒子的微观性,感到无所适从,无法与具体的物质相联系,各种粒子间的关系容易弄混,因此,觉得化学很难.要学好这 We know that the complex macroscopic material world is made up of molecules, atoms, ions, and other particles. When people first touch the microcosm, they often feel at a loss because of the microscopic nature of these particles. They cannot connect with specific substances and the relationship between various particles. It’s easy to mess up, so it’s hard to think chemistry. Learn to do this