transiency
n. 短暂；无常；稍纵即逝
近义词：transience，transitoriness，
英英释义
Noun
- an impermanence that suggests the inevitability of ending or dying
例句
用作名词(n.)
- All things were known eternally and were poignant in their transiency.世间万物都是永恒可知的，即使稍纵即逝。