v. 走得比…远或快，优于；n. 支出，消耗；

adj. 操作的，营运的，业务上的，外科手术的；v. 操作( operate的现在分词)，运转，管理，做外科手术；

[例句] The group made operating profits of £80m before interest.

v. 占领( occupy的现在分词 )，使用，使从事，任

[例句] There were over 40 tenants, all occupying one wing of the hospital...

[例句] Land is, in most instances, purchased by those who occupy it.

adj. 挤满的，过度拥挤的；v. 拥挤(overcrowd的过去式和过去分词)；

[例句] ...one of the most overcrowded prisons in the country.

[例句] ...a windswept, overcrowded, unattractive beach...

n. 欧姆（电阻单位），欧姆定律；

[例句] ...a resistance of 40 ohms.

n. 朦胧，晦涩，默默无闻，费解；

[例句] For the lucky few, there's the chance of being plucked from obscurity and thrown into the glamorous world of modelling...

[例句] The latter half of his life was spent in obscurity and loneliness.

n. 演讲术，（用长词或正式词语的）词藻华丽的言辞；

[例句] He displayed determination as well as powerful oratory.

[例句] The wedding will be at the Brompton Oratory next month.

adj. 着迷的，急迫的，强迫性的，难以释怀的；n. 强迫症患者；

[例句] Williams is obsessive about motor racing...

[例句] You were suffering from a period of obsessive depression after losing your job.

adj. 感激的，感谢的；v. 迫使做（ oblige的过去式和过去分词 ），使负义务，满足请求，施惠；

[例句] The storm got worse and worse. Finally, I was obliged to abandon the car and continue on foot...

[例句] This decree obliges unions to delay strikes.

n. 前哨，警戒部队，前哨基地，边区村落；

[例句] ...a remote mountain outpost, linked to the outside world by the poorest of roads.

n. 淫秽，猥亵，下流，淫秽的词语或行为；

[例句] He insisted these photographs were not art but obscenity...

[例句] James Joyce justified his use of 'obscenity' on the grounds that it was a natural part of life.

adj. 长方形的，矩形的，椭圆形的，椭圆体的；n. 长方形；

[例句] ...an oblong table.

adj. 可获得的，可取得的；

[例句] The dried herb is obtainable from health shops.

[例句] ...delicious cheeses which are obtainable anywhere in France.

adj. 过时的，不流行的；v. 使过时( outmode的过去式和过去分词 )；

[例句] Romania badly needs aid to modernise its outmoded industries...

[例句] What hope is there, if people in positions of power continue to promote outmoded attitudes?...

adj. 安排好的，整齐的，规则的；v. （医生）开（处方）( order的过去式和过去分词 )，订购，（上帝、命运等）注定，点（饭菜，饮料等）；

[例句] An objective set of rules which we all agree to accept is necessary for any ordered society.

v. 发生(occur 的过去分词)；

[例句] If headaches only occur at night, lack of fresh air and oxygen is often the cause...

[例句] The crash occurred when the crew shut down the wrong engine...

adj. 自身拥有的；v. 承认( own的过去式和过去分词 )，拥有，服从于，认领；

[例句] More than 50 state-owned companies have been sold since the early 1980s.

[例句] ...the Japanese-owned Bel Air Hotel in Los Angeles...

n. 客观性，客观现实；

[例句] Our main objective was the recovery of the child safe and well...

[例句] His objective was to play golf and win.

n. [化]氧化物；

[例句] Atoms of iron in the nail combine with atoms of oxygen from the air to form molecules of iron oxide, or rust.

n. 对立面，前面或上面，钱币或奖章的正面，对应部分；

[例句] The obverse of rising unemployment is continued gains in productivity.