プログレッシブ和英中辞典(第4版)の解説
ほんりょう【本領】
❶〔特性〕a characteristic (feature);〔専門〕 《米》 one's specialty,《英》 one's speciality
彼はこういう仕事では本領を発揮する
He shows himself at his best in this sort of work.
渉外事務は彼の本領ではない
Public relations is not (in) his line.
警察官の本領は公の秩序を維持することだ
The proper function of the police is to maintain public order.
❷〔大名の領地〕a (daimyo's, feudal lord's) fief