半路杀出个程咬金半路殺出個程咬金 1.lit. Cheng Yaojin ambushes the enemy (saying)2.fig. sb shows up unexpectedly and disrupts the plan3.sb whose presence is regarded as irksome
一瓶子不响，半瓶子晃荡一瓶子不響，半瓶子晃蕩, 1.lit. a full bottle makes no sound; a half-filled bottle sloshes (idiom)2.fig. empty vessels make the most noise
平生不做亏心事，半夜敲门心不惊平生不做虧心事，半夜敲門心不驚, 1.He who never wrongs others does not fear the knock in the night.2.Rest with a clear conscience.
半路杀出的程咬金半路殺出的程咬金 see 半路杀出个程咬金[bàn lù shā chū gè chéng yǎo jīn]