博士研究生英语入学考试纲要（第三版）词汇表词汇表

ordain orchestra orchard orbital orbit oral optional option optimum optimist optimistic optimism optics optician optical opt oppressive oppression oppress opposition oppose opportunity opponent opium operator operational opera opening opaque ooze onward onslaught onset onion onlooker ongoing omission omit ominous omen olive old fashioned offspring offshore offset offhand offensive offend offence odor odds odd oceanic occurrence occupy occupation occupant occupancy occasional occasion obvious obstruction obstruct obstinate obstacle obsolete obsession obsess observer observe observatory observation obscure obscenity obscene oblivious oblivion obliterate oblique obligation oblige obedient obese obituary objection objective oatmeal oat obedience oak oar oasis oath nutrition nylon numerous nun nursery nurture nutrient nudge numb numerical nucleus nude nuisance novice nowhere noxious nuclear nought nourish novel novelty notify notion notorious notwithstanding notable notarize notary notation noteworthy noticeable nostalgic nostril nonetheless nonsense noodle norm normally nitrogen nominal nominate nomination nominee nightingale nightmare nil nimble nickname nicotine niece nightclub newsreel nibble nickle neutralize neutron nevertheless newscast newscaster nestle net network neutral nephew nerve nervous nest neon neighborhood Negro negotiation negotiable negligible negligent negligence neglect negative negate needy necklace necessity necessitate necessarily neat nearby navy navigation navigate naval nausea naught naughty naturally naturalist nationalize nationality nationalist nationalism nasty nasal narrative narration nanny nap napkin narcotic narrate myth mythology nag naive naked namely mutual muzzle myriad mysterious mystery mystic mustard muster mute mutter mutton mushroom musician mustache murmur muscle muscular muse multiply multitude mumble mummy municipal multiple multiplication mow muddy muffle mug mule mourn mount mound mold motto motorway motorize motorist motorcycle motorcar motive motivation motivate motion