List 33 Flashcards
obstetrician
obstetricianN. /妇产科医师/physician specializing in delivery of babies. In modern times, the delivery of children has passed from the midwife to the more scientifically trained obstetrician,
obstreperous
obstreperousADJ. /喧闹的，喧嚣的；任性的/boisterous; noisy. What do you do when an obstreperous horde of drunken policemen goes carousing through your hotel, crashing into potted plants and singing vulgar songs?
obtrude
obtrudeV. /插手，强入，冲出/push (oneself or one’s ideas) forward or intrude; butt in; stick out or extrude. Because Fanny was reluctant to obtrude her opinions about child-raising upon her daughter-in-law, she kept a close watch on her tongue. obtrusive,ADJ.
odious
odiousADJ. /可恨的；可耻的/hateful; vile. Cinderella’s ugly stepsisters had the odious habit of popping their zits in public.
odium
odium N. /讨厌；憎恶/detestation; hatefulness; disrepute. Prince Charming could not express the odium he felt toward Cinderella’s stepsisters because of their mistreatment of poor Cinderella.
odorous
odorousADJ. /有气味的/having an odor. This variety of hybrid tea rose is more odorous than the one you have in your garden.
odyssey
odysseyN. /长期的冒险旅行/long, eventful journey. The refugee’s journey from Cambodia was a terrifying odyssey.
officious
officiousADJ. /多管闲事的/meddlesome; excessively pushy in offering one’s services. Judy wanted to look over the new computer models on her own, but the officious salesman kept on butting in with “helpful” advice until she was ready to walk out of the store.
ogle
ogleV. /抛媚眼；送秋波/look at amorously; make eyes at. At the coffee house, Walter was too shy to ogle the pretty girls openly; instead, he peeked out at them from behind a rubber plant.
olfactory
olfactoryADJ. /嗅觉的/concerning the sense of smell. A wine taster must have a discriminating palate and a keen olfactory sense, for a good wine appeals both to the taste buds and to the nose.
oligarchy
oligarchyN. /寡头政治/government by a privileged few. One small clique ran the student council: what had been intended as a democratic governing body had turned into an oligarchy.
omnipotent
omnipotentADJ. /无所不能的；全能的/all-powerful. The monarch regarded himself as omnipotent and responsible to no one for his acts.
omnipresent
omnipresentADJ. /无所不在的/universally present; ubiquitous. On Christmas Eve, Santa Claus is omnipresent.
omniscient
omniscientADJ. /无所不知的/all-knowing. I do not pretend to be omniscient, but I am positive about this fact.
omnivorous
omnivorousADJ. /无所不吃的；杂食的/eating both plant and animal food; devouring everything. Some animals, including man, are omnivorous and eat both meat and vegetables; others are either carnivorous or herbivorous.
onerous
onerousADJ. /繁重的，麻烦的/burdensome. He asked for an assistant because his work load was too onerous.
onset
onsetN. /开始，发作，肇端；攻击/beginning; attack. Caught unprepared by the sudden onset of the storm, we rushed around the house closing windows and bringing the garden furniture into shelter. Caught unprepared by the enemy onset, the troops scrambled to take shelter.
onus
onusN. /负担；责任/burden; responsibility. The emperor was spared the onus of signing the surrender papers; instead, he relegated the assignment to his generals.
opalescent
opalescentADJ. /乳白的/iridescent; lustrous. The oil slick on the water had an opalescent, rainbow-like sheen.
opaque
opaqueADJ. /暗的；不透明的/dark; not transparent. The opaque window shade kept the sunlight out of the room. opacity, N.
opiate
opiateN. /鸦片剂；安眠的，止痛的/medicine to induce sleep or deaden pain; something that relieves emotions or causes inaction. To say that religion is the opiate of the people is to condemn religion as a drug that keeps the people quiet and submissive to those in power.
optician
opticianN. /眼镜商/maker and seller of eyeglasses. The patient took the prescription given him by his oculist} o the optician.
opus
opusN. /作品/work. Although many critics hailed his Fifth Symphony as his major work, he did not regard it as his major opus.
ordain
ordainV. /指定；规定；任命；命令/decree or command; grant holy orders; predestine. The king ordained that no foreigner should be allowed to enter the city. The Bishop of Michigan ordained David a deacon in the Episcopal Church. The young lovers felt that fate had ordained their meeting.
ordeal
ordealN. /严酷的考验；折磨/severe trial or affliction. June was so painfully shy that it was an ordeal for her to speak up when the teacher called on her in class.
ordinance
ordinanceN. /法令；政令/decree. Passing a red light is a violation of a city ordinance.
ordination
ordinationN. /圣职授任；委任/ceremony making someone a minister. At the young priest’s ordination, the members of the congregation presented him with a set of vestments. ordain,V.
orgy
orgyN. /放荡，旷野；纵酒狂欢/wild, drunken revelry; unrestrained indulgence in a tendency. The Roman emperor’s orgies were far wilder than the toga party in the movie Animal House. When her income tax refund check finally arrived, Sally indulged in an orgy of shopping.
orient
orientV. /确定方向；校准/get one’s bearings; adjust. Philip spent his first day in Denver orienting himself to the city.
ornithologist
ornithologistN. /鸟类学家/scientific student of birds. Audubon’s drawings of American bird life have been of interest not only to the ornithologists but also to the general public.
ornithology
ornithologyN. /鸟类学/study of birds. Audubon’s studies of American birds greatly influenced the course of ornithology.
oscillate
oscillateV. /振荡/vibrate pendulumlike; waver. It is interesting to note how public opinion oscillates between the extremes of optimism and pessimism.
ossify
ossifyV. /硬化；骨化；化石化/change or harden into bone. When he called his opponent a “bonehead,” he implied that his adversary’s brain had ossified to the point that he was incapable of clear thinking.
ostensible
ostensibleADJ. /显然的；虚假的/apparent; professed; pretended. Although the ostensible purpose of this expedition is to discover new lands, we are really interested in finding new markets for our products.
ostentatious
ostentatiousADJ. /卖弄的；企图惹人注意的；哗众取宠的/showy; pretentious; trying to attract attention. Donald Trump’s latest casino in Atlantic City is the most ostentatious gambling palace in the East: it easily outglitters its competitors. ostentation, N.
ostracize
ostracizeV. /放逐/exclude from public favor; ban. As soon as the newspapers carried the story of his connection with the criminals, his friends began to ostracize him. ostracism, N.
oust
oustV. /剥夺；驱逐/expel; drive out. The world wondered if Aquino would be able to oust Marcos from office. ouster, N.
outmoded
outmodedADJ. /过时的/longer stylish; old-fashioned. Unconcerned about keeping in style, Lenore was perfectly happy to wear outmoded clothes as long as they were clean and unfrayed.
outstrip
outstripV. /超过/surpass; outdo. Jesse Owens easily outstripped his white competitors to win the gold medal at the Olympic Games.
outwit
outwitV. /欺骗；瞒骗/outsmart; trick. By disguising himself as an old woman, Holmes was able to outwit his pursuers and escape capture.
ovation
ovationN. /热情洋溢的喝彩/enthusiastic applause. When the popular tenor Placido Domingo came on stage in the first act of La Boheme, he was greeted by a tremendous ovation.
overbearing
overbearingADJ. /傲慢专横的/bossy and arrogant; decisively important. Certain of her own importance, and of the unimportance of everyone else, Lady Bracknell was intolerably overbearing in her manner. “In choosing a husband,” she said, “good birth is of overbearing importance; compared to that, neither wealth nor talent signifies.”
overt
overtADJ. /明显的；公然的/open to view. According to the United States Constitution, a person must commit an overt act before he may be tried for treason.
overwrought
overwroughtADJ. /歇斯底里的/extremely agitated; hysterical. When Kate heard the news of the sudden tragedy, she became too overwrought to work and had to leave the office early.
pachyderm
pachydermN. /皮厚的动物（如大象）/thick-skinned animal. The elephant is probably the best-known pachyderm.
