impermanence

n.

暂时，无常；

The impermanence of obsidian sources in Melanesia
Impermanence of dendritic spines in live adult CA1 hippocampus
The Impermanence Of Being: Toward A Psychology Of Uncertainty
Wabi Sabi: The Japanese Art of Impermanence
Saving Buddhism: The Impermanence of Religion in Colonial Burma
The permanence of change and the impermanence of stability.
Robust permanence and impermanence for stochastic replicator dynamics.
Richard G. Condon Prize: Toward a Cultural Psychology of Impermanence in Thailand
Organizational Learning under Organizational Impermanence: Collaborative Ties in Film Project Firms
FI4FA: A Formalism for Incompletion, Inconsistency, Interference and Impermanence Failures' Analysis