英汉词典

orogeny oppilate ornamentation olefin operably overcivilized outshone octroi overrunning overriding occult olds overuse osteoma outlearn occupancies outsize ossicular occasionalism outlays overtopping oviducal obstructed ownerless omens occipital offprints onomastics ordination opaquely optimization orca ovals optimisation outdoor outrank outbreed orthostatic ostentation oothecae oriole obey ochlocracy optimum orangish opinions orthogonally offline orderer outcomes ophthalmoscope oxygenates offences overachiever orthotropic osseous octave outright offing overland overstep outraged obeah overshot odoriferous osteopetrosis ombre opines ottomans orthotropism oboe orchids oneiric outnumber oophorectomy orthophosphate overstated osteomyelitis overhand opusculum oom oregano ozonosphere operationism orcinol offeror overslaughing oot overbearing overshine occupied overreach obsolescing observations overzealous outfield oppressively oyez outlines oncolytic