词语解释
狗嘴吐不出象牙
[ gǒu zuǐ tǔ bu chū xiàng yá ]
⒈ 比喻坏人口里说不出好话。也作“狗嘴长不出象牙”
英
look not for musk in dog's kennel; a dog's mouth emits no ivory;
