Look in the mirror of the bed, okay? What's the bed like in the mirror?

Mirrors reflect light, which affects the quality of sleep and is harmful to people's health. If this happens for a long time, it will also cause neurasthenia.

In English, a mirror is an object with a smooth surface and can reflect light. At first, the ancients used polished bronze as mirrors. There are two kinds of mirrors: flat mirror and curved mirror. Flat mirrors are often used to tidy up the appearance, and curved mirrors are divided into concave mirror and convex mirrors, which are mainly used as dressing mirrors, furniture accessories, architectural decoration parts, optical instruments, solar cookers, reflectors for headlights and searchlights, reflecting telescope, car rearview mirrors, etc.