coarse-grained
Not elegant, Chinese idiom, Pinyin is B ù D ē NGD à y ǎ, which means you can't get on the elegant hall. It is used to describe something that is not valued and "vulgar" (mostly literary works). From the story of heroes and Heroines: the first chapter of origin.
The origin of Idioms
Wen Kang's the first story of the origin of children's Heroes in the Qing Dynasty: "this comment was originally a novel that was not elegant. It was originally named" Jin Yu Yuan. "
Idiom usage
It's used as predicate and attributive; it's used as example for vulgar and low-grade things, but it doesn't appear elegant. Preface to Qu Qiubai's "random play"
coarse-grained
creat a prosperous and peaceful world - píng zhì tiān xià
A bandit who takes advantage of food - jī liáng jiè kòu
Hand cloud covering hand rain - fān shǒu yún fù shǒu yǔ
shut one 's door and reflect on one 's misdeeds - bì gé sī guò
Observe and nourish the gloomy times - zūn yǎng huì shí