词典释义：
an event or a group of events occurring as part of a sequence; an incident or period considered in isolation
（一系列事件中的）一个事件，一组事件；附带事件；（单独的）一段时间；插曲
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one of the saddest episodes in the history of the army .军队历史上最令人伤心的事件之一。
each of the separate instalments into which a serialized story or radio or television programme is divided
（连载小说中的）一节；（广播或电视连续剧的）一集。
a finite period in which someone is affected by a specified illness
（某疾病的）发作期
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acute psychotic episodes .一次次急性精神病发作期。
【乐】 插句，插段，插部。
a section between two choric songs in Greek tragedy
（希腊悲剧中）两段合唱之间的部分。
"late 17th cent. （denoting a section between two choric songs in Greek tragedy）： from Greek
