英汉词典

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