プログレッシブ和英中辞典(第4版)の解説
そっきん【側近】
〔従者〕attendants；〔一団の補佐役〕one's staff；〔顧問〕aides
陛下の側近を長く務めた
He attended [served as an attendant to] the Emperor for many years.
首相はいつも側近に取り巻かれていた
The prime minister was always surrounded by members of his staff.
側近と相談する
consult one's aides
大統領の側近筋によれば
according to sources close to the President