- (formal)
the quality of being smooth and beautiful 流畅优美 - (formal)
the quality of being likely to change 易变(性);不稳定(性) the fluidity of human behaviour 人的行为的易变性 social fluidity 社会的不稳定性
- (specialist)
the quality of being able to flow freely, as gases and liquids do 流动(性)