无孔不入
wúkǒng-búrùTraditional 無孔不入
to seize every opportunity; to be pervasive
Every meaning
wúkǒng-bùrù
- (idiom) to seize every opportunity; to be pervasive
Its characters
Words with 无
Words with 孔
Meanings from our own dictionary. Chengyu from the Xinhua idiom list, the most common first.