['ɔpə'reɪʃ(ə)n] 名词 This HTML5 player is not supported by your browser
微软 פעולה f (In mathematics, an action performed on a set of entities that produces a new entity. Examples of mathematical operations are addition and subtraction) 英语 词库 军队, 后勤 Organised set of actions carried out, generally, by a joint force, or even an interallied or multinational one, on one or several field s of operations, in order to reach one or several military target s . (FRA) 军队, 缩写 op ; oper 缩写, 非正式的 o 美国 A sequence of tactical actions with a common purpose or unifying theme (JP 1) ; A military action or the carrying out of a strategic, operational, tactical, service, training, or administrative military mission (JP 3-0) 缩写, 铁路术语 oprtns (mouss 商业活动, 缩写 o
