英语词汇“optional”的读音、翻译、释义、用法及例句-范文大全网

词汇	optional
释义	optionalop·tion·al AW /ˈɑpʃənl / adjective that you can choose or not choose可选择的◆an optional subject at school学校的选修科目◆an optional extra (= something that you can have as an extra thing but must pay for) 收费的可选件 OPP mandatory
随便看	disillusioning disillusionment disillusionment disillusions disinfect disinfectant disinfectants disinfected disinfecting disinfects disinherit disinherited disinheriting disinherits disintegrate disintegrated disintegrates disintegrating disintegration disintegration disinterested disjointed disk disk drive diskette 歇后语：作舍道边歇后语：屁股上吊案板歇后语：大闺女找男人歇后语：周生的产品歇后语：乌出抹歇后语：隔着井跳河歇后语：大姑娘的围巾歇后语：买砖头砌窑歇后语：野鸡飞进饭锅里歇后语：粮仓里的养鼠歇后语：坐轿子号丧歇后语：曹雪芹和鲁迅对垒歇后语：瞎猫咬定死老鼠歇后语：黑老鸹叼泥鳅儿歇后语：孙猴子穿官袍歇后语：袍子捣个大夹袄歇后语：厨房里的沙锅歇后语：远来的和尚歇后语：屎壳螂别嫌火炭歇后语：秃子与和尚打仗歇后语：戳箕装禧头歇后语：被卧里放屁歇后语：秀才人情歇后语：鸡蛋里的蛆歇后语：跟女娲唱对手戏

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