Meaning of zhèng jīng:
zhèng jīng
正经
Adjective
decent; honorable; proper; serious; according to standards
Tā de xíngwéi hěn zhèngjīng.
他的行为很正经。
His behavior is very decent.
Tā shì yī wèi zhèng jīng de shāng rén.
他是一位正经的商人。
He is an honorable businessman.
Tā shì yī gè hěn zhèng jīng de rén, cóng bù shuō huǎng.
他是一个很正经的人,从不说谎。
He is a very proper person and never lies.
Tā zài kāihuì shí zǒng shì biǎoxiàn de hěn zhèngjīng.
他在开会时总是表现得很正经。
He always behaves very seriously during meetings.
Tā zài zhòngyào de chǎnghé zǒng shì fēicháng zhèngjīng.
他在重要的场合总是非常正经。
He is always very serious on important occasions.

