英语词汇“optional”的读音、翻译、释义、用法及例句-开邑网

词汇	optional
释义	optionaloptionalD.J.:[ˈɔpʃənl]K.K.:[ˈɑpʃənəl]adj.1.■可选择的, 非强制的The goods are optional, but only one.这些物品是可以任选的, 但只能选一个。
随便看	perseulose Perseus Perseus arm perseverance perseverant perseverate perseveration perseveration of speech persevere persevere in persevere with persevering perseveringly per share per share earning ratio per-share earnings per shift Pershing Persia Persian Persian blinds Persian blue Persian capital persian cat Persian faience

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