牢不可破
lou4 bat1 ho2 po3láo bù kě pò
English
- (idiom) (usu. of sth abstract: an alliance, a conviction etc) unbreakable; rock-solid
- (proverb) something is very strong and unbreakable indissoluble; Or someone's belief is adamant.
Sources: cc-canto, cc-cedict, rime-cantonese