pure
It is pure, single and without impurities. It comes from the grass of "the topic is not determined".
Explanation: pure: pure; one: single; Miscellaneous: miscellaneous, impure. source: Lu Xun's "topic is not determined" grass: "Donglin Party also has villains, there is no pure gentleman group in ancient and modern times."
pure
as the arm directing the fingers -- command with ease as one wishes - shǐ bì shǐ zhǐ
Dragon's eyebrows and leopard's neck - lóng méi bào jǐng
see evidence of people's distress everywhere - mǎn mù chuāng yí