英语词汇“optional”的读音、翻译、释义、用法及例句-吴江网

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	unattainable unattended unattractive unauthorized unavailable unavoidable unavoidably unavoidably unaware unbalanced unbearable unbearably unbearably unbeatable unbeaten unbeknown unbeknownst unbelievable unbelievably unbelievably unbiased unborn unbreakable unbridled unbroken 精选仓储服务合同仓储服务合同模板仓储服务合同集锦仓储服务合同汇总配套产品仓储服务合同仓储服务合同仓储服务合同书(石雕) 仓储服务合同范本委托黄心西瓜仓储服务协议经典仓储服务合同仓储服务合同仓储保管合同书仓储保管合同书(木质工艺品) 仓储保管合同书范文仓储保管合同书范文仓储保管合同书仓储保管合同书仓储保管合同书（货物）仓储保管合同书仓储保管合同书(木质工艺品) 仓储保管合同书仓储保管合同书仓储保管合同书(木质工艺品) 仓储保管合同书范文仓储保管合同书

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