代掌

这聂恒城是我曾祖父的养子

(为何就给了聂氏啊) ── Previous context

“My great-grandfather adopted Nie Hengcheng.”

允臣 代掌 安南军

(臣叩请陛下) ── Previous context

“to let me take command of the Annan Army”

请安郡王 代掌 刺史

(消除谶言引起的危机) ── Previous context

“- Please assume the Prefect's authority - Please assume the Prefect's authority”

有权 代掌 交州刺史之务

(您即为御史) ── Previous context

“you have the authority to temporarily assume the duties of Jiaozhou Prefect”