牢不可破
(idiom) (usu. of sth abstract: an alliance, a conviction etc) unbreakable; rock-solid
Frequency 2.6
Meanings
- (idiom) (usu. of sth abstract: an alliance, a conviction etc) unbreakable; rock-solid
(idiom) (usu. of sth abstract: an alliance, a conviction etc) unbreakable; rock-solid
Frequency 2.6