mèng​huàn​pào​yǐng

illusion

梦幻泡影 (夢幻泡影) mèng​huàn​pào​yǐng
illusion
in Buddhist philosophy, the concept that all phenomena are transient and unreal like dreams, phantasms, bubbles, and shadows
pipe dream
an ephemeral or unrealistic hope; something lacking substance that vanishes quickly

Frequency

Written text
0.121 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)