Refraction of light is an optical phenomenon, which refers to the phenomenon that the direction of the light is deflected when it is obliquely incident from one medium into another medium or propagates in the same heterogeneous medium. According to the above definitions, which of the following is which does not belong to the refraction of light? ['Mirages often appear on a seaside.', "The fish swims in the clear water and can be seen clearly. However, using a harpoon to fork it in the direction you see the fish, it can't fork.", "The sun shines on the mirror, and then shines on the student's face from the mirror, the student will feel dazzling.", "When you stand on the shore and see the crystal clear, bottomless water that is not waist-deep, don't rush it, because the actual water depth is much deeper than what you see."]