Literature Reference: 已惭联左揆，犹喜抗前旌。——《重过列子庙追感顷年自淮服与居守王仆射同题名于庙壁仆射已为御史余尚布衣自后俱列紫垣继游内署两为夏官之代复联左揆之荣荷宠多同感涕何极因书四韵奉寄》 Though I am ashamed to have joined the Left Minister, I am still glad to hold high the banners of the past. Source from 'Chongguo Liezi Miao Zhuigan Qingnian Zi Huaifu Yu Jushou Wang Puye Tong Timing Yu Miaobi Puye Yi Wei Yushi Yu Shang Buyi Zi Hou Ju Lie Ziyuan Jiyou Neishu Liang Wei Xiaguan Zhi Dai Fu Lian Zuo Kui Zhi Rong He Chong Duo Tong Ganti Heji Yin Shu Si Yun Fengji'.
左: Assistance, a term denoting direction and position.
揆: To estimate; to surmise. Used in names with no literal meaning.
Meaning: Left Minister signifies holding an important position in the court, symbolizing power and responsibility.