Hacksaw tooth
Hook claw saw tooth, Chinese idiom, Pinyin is g ō UZH ǎ OJ ù y á, which means sharp claws and teeth of birds and animals. It refers to the ferocity and cruelty of human beings. It's also a metaphor for armed forces. It comes from Shenyi Jing, northwest Huangjing.
The origin of Idioms
"The poor and strange are like oxen, but the beaver's tail. They bite and eat when they meet the faithful."
Idiom usage
It is used as predicate, attributive and object; it is used to describe the ferocity and cruelty of human beings; it is used as an example to describe the cruelty and cruelty of human beings. Bai Juyi's poem Du lingsou in Tang Dynasty
Hacksaw tooth