o开头的单词

opsonizes opsonized opsonize opsonins opsonin opsonify opsonic opsiometer opsin opsimathy opsimath ops oppugns oppugning oppugner oppugned oppugnant oppugnancy oppugn opprobrium opprobriously opprobrious oppressors oppressor oppressiveness oppressively oppressive oppression oppressing oppresses oppressed oppress oppositions oppositionist oppositional Opposition Party opposition Opposites oppositeness oppositely opposite sex opposite number opposite opposing opposes opposer opposed to opposed oppose to oppose opposable opportunity cost opportunity opportunities opportunistic opportunist opportunism opportunely opportune opponents opponent opponens oppilation oppilate oppidan Oppenheimer OPPA OPP opossums opossum opopanax opiumism Opium War opium poppy opium opisthograph opisthognathous opisthocomus opisthocoelous opioids opioid Opinions opinioned opinionative opinionated opinionate opinion survey opinion poll opinion opining oping opines opined opine opiliones Opie opiates opiate ophthalmotomy ophthalmoscopy ophthalmoscope ophthalmoplegia ophthalmopathy ophthalmology ophthalmologist ophthalmological ophthalmitis ophthalmic ophthalmia ophrys ophryon Ophiuroidea ophiuroid ophiuran ophitic ophite ophir Ophiophagus ophiophagous ophiology ophiolatry ophiodon Ophidion ophidian Ophidia ophicleide Ophelia operose operon operetta operculum operculated opercula operatory operators operator operative part operative operations scheduling operations research operations operationally operationalize operationalist operationalism Operational Manager operational operation operating time operating theatre operating table operating system operating room operating profit operating margin operating loss operating income operating expenses operating expense operating costs operating ambient operating activities operating operatics operatic operates operated operate on operate operas operant operands operandi Operand size mismatch operand operably operable opera house opera hat opera glasses opera cloak opera openwork opensource opens openness openmouthed openminded openmarket openly openings opening time opening sitting opening remarks opening price opening night opening hours opening file opening credits opening ceremony opening bank opening address opening openhearted openhandedness openhanded OpenGL openers opener openended opened opendoc opencut opencast working opencast openable open-top open-plan open-necked open-mouthed open-mindedness open-minded open-hearted open-faced open-eyed open-ended open-end fund open-end open-door open-and-shut open-air theatre open-air concert open-air open wagon open up Open University open to traffic open to the public open to open system open space open source open skies open shop open sesame open sea open question open position open plan open pit