- 两重性 liǎngchóngxìng dualitydual nature; the quality of a thing having two contradictory properties at the same time
- 两重人格 liǎngchóngréngé dual personalityA psychological condition where an individual exhibits two distinct personalities.
- 两重天 liǎngchóngtiān two different worldstwo entirely different worlds; used to describe two completely contrasting situations or realities