英汉词典

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