a mad dog barking at the sun -- in the futility
Rabies barking at the sun is a Chinese idiom. Its pinyin is Ku á ngqu ǎ NF è IR ì, which means mad dogs barking at the sun. It refers to bad people yelling at themselves or slandering good people. It comes from the book of Tao of Li Lun Shi in Wei Zhong.
The origin of Idioms
In Tang Dynasty, Liu Zongyuan's answer to Wei Zhong Li Lun Shi Dao Shu: "Qu Zi's Fu says:" the barking of dogs in the city is strange. " When a servant goes to the south of Wenyong and Shu, there will be constant rain and few days. When the sun rises, the dog barks
Idiom usage
It's a little strange.
a mad dog barking at the sun -- in the futility
suffer all kinds of difficulties - bèi cháng jiān kǔ
learn from each other by an exchange of views - qiē cuō zhuó mó
speak the same with one's thought - xīn kǒu xiāng yīng
deep trenches and high ramparts - shēn gōu gāo lěi