bù​zú​wèi​wài​rén​dào

not worth mentioning to others

不足为外人道 不足為外人道 bù​zú​wèi​wài​rén​dào
not worth mentioning to others
(idiom) not worth telling outsiders; a secret that should be kept between those involved; this phrase originates from the story of the Peach Blossom Spring by Tao Yuanming

Frequency

Written text
0.125 per million

Sources

Frequency data
BCC Corpus (BLCU)