万ばん代だい不ふ易えき

ば

ん

だ

い

ふ

え

き

Meanings

na-adjective, noun

eternal; unchanging forever

yojijukugo (four-character idiom)

A yojijukugo meaning something will remain unchanged for all eternity. Often used in formal or literary contexts to describe principles, truths, or natural laws.

自し然ぜんの摂せつ理りは万ばん代だい不ふ易えきである。
The laws of nature are eternal and unchanging.
この教おしえは万ばん代だい不ふ易えきの真しん理りだ。
This teaching is an eternal truth.