crafty
Guitouhuanao, a Chinese idiom, Pinyin is Gu ǐ t ó Uhu á n ǎ o, which means to describe the behavior of secretive, not aboveboard. It's the same as "ghosts". From Ma Yunpeng's Yansai guerrillas.
Analysis of Idioms
Ghost Head
The origin of Idioms
Chapter 17 of Ma Yunpeng's Yansai guerrillas: "Feng Fuhe is a small businessman. He is a bit of a fool. He can't believe all his words."
Idiom usage
It's used as predicate and attributive; it's used to refer to being secretive.
crafty
rare and very valuable , like jade and pearls - hé bì suí zhū
Holding ice in winter and holding fire in summer - dōng hán bào bīng,xià rè wò huǒ