贼头鬼脑

Explanation: Secret, furtive look. Rat brain with Zeitou. " 　　Source: Qing Zeng Pu, "Flower," the twenty-fourth return to his wife, the ghost of foreigners Zeitou brain, I always suspected him. " 　　Examples: Jingfan be frowned shouted 'there ~'s doing? Get out! '★ Eileen Chang, "Shoes"