狗嘴里吐不出象牙 (狗嘴裏吐不出象牙) gǒu zuǐlǐ tù bùchū xiàngyá

gǒu zuǐlǐ tù bùchū xiàngyá phrase no ivory comes from the mouth of a dog; no good words are to be expected from a scoundrel
Domain: Proverb 谚语
Notes: (CC-CEDICT '狗嘴裏吐不出象牙')