Snow and frost
Xuebin Shuangmao, a Chinese idiom, refers to the elderly in pinyin, which is Xu ě B ì nshu ā NGM á o. It's from Wu Yuan blow Xiao.
The origin of Idioms
The fourth discount of Yuan Li Shouqing's Wu Yuan blow Xiao: "as long as he doesn't reveal my Ping and wave feet, he will be ruined."
Analysis of Idioms
Snow sideburns
Idiom usage
As an object or attribute; used in figurative sentences.
Snow and frost
sharpen one 's weapon to be ready for a fight - mó lì yǐ xū
cannot help feeling rather embarrassed - nán hū wéi qíng