be careless about one 's dress
It is a Chinese idiom with the pronunciation of B ù sh ì Bi ā NF ú, which refers to slovenness.
source
The biography of Wang PI in the history of the North: "the most thrifty, the most unimportant." [give an example to make a sentence]: Mr. Ming Rui is a teacher of heaven, but he is happy, frank and easy. Preface to biography by Xu AI in Ming Dynasty
Discrimination of words
Usage: used as a predicate or attributive; used for a person's character, etc
Chinese PinYin : bù shì biān fú
be careless about one 's dress
defend those who belong to one 's own faction and attack those who don 't. dǎng tóng fá yì
Escape from the common customs. fēi dùn lí sú