Heart and blood
Chinese idiom, Pinyin L ò UX ī n ǒ uxu è, means to describe painstaking design. It's from Sheng'an poetry talks - fake poetry.
The origin of Idioms
Yang Shen of the Ming Dynasty wrote in Sheng'an Shihua, a false poem: "such a Hun generation, all empty chant, life painstaking, but five or seven words short law."
Idiom usage
As a predicate; used in composition, etc
Chinese PinYin : lòu xīn ǒu xuè
Heart and blood
The way is high and the virtue is heavy. dào gāo dé zhòng
a little gift for comfort is better than nothing. wèi qíng shèng wú
read without thorough understanding. bù qiú shèn jiě