英语词汇“optional”的翻译、意思、用法、释义-英汉双解词典

单词	optional
释义	optionaloptionaloptional AC /ˈɒpʃənəl $ ˈɑːp-/ adjective if something is optional, it is available but you do not have to choose it OPP compulsory: The sunroof is optional.be车顶天窗是可选配置。
随便看	remuneration Cashpoint elf rack heavyweight print vice president donation attract plaintive building undue cock-eyed grey behave pathology transaction desert island orientation terrorist gaoler nodule superstition dear MOT

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