化妆盒里的化妆粉或固态粉底,表面常覆盖着一层塑料薄膜。很多人为了使用方便,随意把它丢掉了。其实它并不是可有可无的附属物,而是保护化妆品的一道屏障。粉扑用过之后,底部会粘附脸上的皮肤和汗液,若使 Cosmetic powder in the makeup box or solid foundation, the surface often covered with a layer of plastic film. Many people feel free to drop it for convenience. In fact, it is not dispensable appendages, but a barrier to protect cosmetics. After the puff has been used, the bottom of the face will be attached to the skin and sweat, if so