狗嘴吐不出象牙 ( gǒu zuǐ tǔ bù chū xiàng yá )

词语解释

  1. 狗嘴吐不出象牙 (gǒuzuǐ tǔbuchū xiàngyá)
    1. 比喻坏人口里说不出好话。也作“狗嘴长不出象牙” look not for musk in dog's kennel;a dog's mouth emits no ivory