be poker-faced
It's a serious Chinese idiom. Its pinyin is y ī B ě nzh è NGJ ī ng, which originally refers to a moral classic. Later, it is used to describe a solemn and serious attitude. Sometimes it's ironic. From baopuzi · Baijia.
Analysis of Idioms
[synonym]: dignified, unsophisticated, and [antonym]: glib, glib, and playful
Idiom usage
He is always serious and does not smile.
The origin of Idioms
In the book baopuzi Baijia written by Ge Hong of Jin Dynasty, it is said that "Zhengzheng is the source of morality and justice, and Zishu is the stream of deepening."
Chinese PinYin : yī běn zhèng jīng
be poker-faced
the beam breaking and the rafter falling -- the country being in a stage of ruin. dòng zhé cuī bēng