英语词汇“optional service”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	optional service
释义	optional service freq. 6 cmpt. 3 un.任选业务 [网络]可选服务；可选择受理的业务；附加服务
随便看	a-wing a-wings Awin I. a-wink A wink is as good as a nod . A wink is as good as a nod to a blind horse . a winner a winning a winning streak a win-win situation a win - win situation a win-win-win situation Awio Awio B. a WIP awips AWIRE A-wire a wire awis awise a wise guy a wise man A wise man changes his mind, a fool never will. a wise man of Gotham

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