A drop in the hair
Chinese idiom, Pinyin is h á of ā s ī s ù, which means to describe extremely tiny. From Ba Jiao Bo Qiang tie.
The origin of Idioms
In the postscript of Bajiao Boqiang written by Chen Liang of the Song Dynasty, it is said that "all the great men and great men follow each other in martial arts, and all the talents in the world are involved in their achievements. What's more, if Boqiang is outstanding and can see for himself!"
Idiom usage
It is used as object and attributive to describe small things, etc.
Analysis of Idioms
Synonym: hair and millet
A drop in the hair
be lenient towards villains and let them grow traitors - gū xī yǎng jiān
be homeless and without a place of refuge - wú jiā kě bēn