operation

US /ˌɑpəˈreʃən/

・

UK /ˌɒpəˈreɪʃn/

A2 初級
定義動画字幕
  • n. 運営 : 事業；働き : 作用；操作；手術；事業；演算；手術；作戦；運転

例文

a major operation on his heart

the smooth day-to-day operation of the department