Senses
反面 opposite side
The other side of a problem or situation; the opposite perspective
反面 reverse side
The reverse, back, or wrong side of an object; the verso
反面 negative side
The bad or harmful aspect of something; the downside
反面 to turn cold
To assume a cold or stern facial expression; to look displeased
反面 negative characters
Villains or negative figures, especially in literature or film