沈約

Shen Yue (441-513), writer and historian during Liang of Southern dynasties 南朝梁, compiler of History of Song of the Southern dynasties 宋書|宋书

surname Shen / place name

variant of 沉[chen2]

liquid / to pour

to weigh in a balance or on a scale

to make an appointment / to invite / approximately / pact / treaty / to economize / to restrict / to reduce (a fraction) / concise