adj.转瞬即逝，瞬息即逝的，迅速遗忘的

The light from the candle was evanescent, casting long, dancing shadows on the wall.
这支蜡烛的光是瞬息即逝的，在墙上投下摇曳的长影。
Her beauty was so ethereal and evanescent that it seemed to exist only in our memories.
她的美丽如梦幻般虚无，仿佛只存在于我们的记忆中。
The scent of the blooming lily was an evanescent reminder of summer days gone by.
荷花盛开的香气，犹如夏日已逝的短暂回忆。
The evanescent smile on her face revealed a hidden sadness.
她脸上那转瞬即逝的笑容背后隐藏着深深的哀伤。
The evanescent nature of fame often leaves people feeling unfulfilled.
名利的虚幻往往让人感到空虚。
The evanescent music faded into the distance as the night grew darker.
随着夜色渐浓，那飘渺的音乐渐渐消散在远方。
The evanescent butterfly's wings were a delicate work of art.
虚幻的蝴蝶翅膀宛如精美的艺术品。
Their relationship had always been an evanescent one, never quite reaching a solid foundation.
他们的关系始终如梦幻般不确定，从未建立起坚实的基础。
The evanescent fog dissipated with the rising sun, revealing the beauty of the landscape.
清晨阳光驱散了薄雾，展现出壮丽的景色。
The memory of their childhood friendship felt like an evanescent dream, distant yet cherished.
对他们童年友谊的记忆，宛如一个遥远而珍贵的梦境。