be well-informed of
As a Chinese idiom, Pinyin is R ú zh ǐ zh ū zh ǎ ng, which means that things are easy to do. From the Analects of Confucius, Bayi.
The origin of Idioms
"The Analects of Confucius · Bayi": the theory of "or ask". Confucius said, "I don't know. I know what the speaker is to the world. It's like showing all these things." It's the palm of the hand. "
Idiom usage
The emperor shouhuang talked about the affairs of the world like the palm of one's hand. Song · Yang Wanli's recommendation of Wang Zizhong's collection of Xu Yuande's achievements
Analysis of Idioms
Know like the back of your hand
be well-informed of
frank by nature with a ready tongue - zuǐ zhí xīn kuài
look after the suffering of the people - guān xīn mín mò