v. 打倒，推翻( overthrow的现在分词 )，使终止；

[例句] That government was overthrown in a military coup three years ago.

[例句] ...an attempt to overthrow the president.

v. （使某物）氧化，（使某物）生锈( oxidize的第三人称单数 )；

[例句] Aluminium is rapidly oxidized in air...

[例句] The original white lead pigments have oxidized and turned black.

v. 选择，挑选( opt的第三人称单数 )；

[例句] Depending on your circumstances you may wish to opt for one method or the other...

[例句] Our students can also opt to stay in residence.

n. 立交桥，天桥，高架道路( overpass的名词复数 )；

[例句] ...a $16 million highway overpass over Route 1.

v. 时刻困扰( obsess的第三人称单数 )，缠住，使痴迷，使迷恋；

[例句] I must admit that maps obsess me...

[例句] A string of scandals is obsessing America...

n. 严峻的考验，苦难的经历( ordeal的名词复数 )；

[例句] ...the painful ordeal of the last eight months...

[例句] She described her agonising ordeal.

v. 做得比…更好，（在赛跑等中）超过( outstrip的现在分词 )；

[例句] In the mid-eighteenth century the production of food far outstripped the rise in population...

[例句] In 1989 and 1990 demand outstripped supply, and prices went up by more than a third.

v. 做得比…更好，（在赛跑等中）超过( outstrip的第三人称单数 )；

[例句] In the mid-eighteenth century the production of food far outstripped the rise in population...

[例句] In 1989 and 1990 demand outstripped supply, and prices went up by more than a third.

v. 在重量上超过( outweigh的过去式和过去分词 )，在重要性或价值方面超过；

[例句] The medical benefits of x-rays far outweigh the risk of having them...

[例句] The advantages of this deal largely outweigh the disadvantages.

v. 在重量上超过( outweigh的第三人称单数 )，在重要性或价值方面超过；

[例句] The medical benefits of x-rays far outweigh the risk of having them...

[例句] The advantages of this deal largely outweigh the disadvantages.

v. 监督，监视( oversee的第三人称单数 )；

[例句] Use a surveyor or architect to oversee and inspect the different stages of the work.

[例句] ...the agreement to set up a commission to oversee the peace process.

v. 比…长久，比…活得长( outlast的过去式和过去分词 )；

[例句] These naturally dried flowers will outlast a bouquet of fresh blooms...

[例句] People should listen to his music —it will outlast us all.

v. 对…要价过高( overcharge的第三人称单数 )；

[例句] If you feel a taxi driver has overcharged you, say so...

[例句] She claims she was overcharged by £1,000.

n. 颂诗，颂歌( ode的名词复数 )；

[例句] ...Keats' Ode to a Nightingale.

v. （向…）抛媚眼，送秋波( ogle的过去式和过去分词 )；

[例句] All she did was hang around ogling the men in the factory...

[例句] Paula is not used to everyone ogling at her while she undresses backstage.

n. 孔( orifice的名词复数 )，洞口，孔口；

[例句] After a massive heart attack, he was strapped to a bed, with tubes in every orifice.

v. 智胜，以计谋胜过，比…更狡猾( outfox的过去式和过去分词 )；

[例句] There is no greater thrill than to bluff a man, trap him and outfox him.

v. 比…更出色，更优异( outshine的第三人称单数 )；

[例句] Jesse has begun to outshine me in sports.

v. 夸大（某事）( overstate的第三人称单数 )；

[例句] The authors no doubt overstated their case with a view to catching the public's attention...

[例句] The importance of health education cannot be overstated.

v. 支出，费用( outlay的第三人称单数 )；

[例句] Apart from the capital outlay of buying the machine, dishwashers can actually save you money...

[例句] A beginner could really enjoy the hobby for an outlay of between £100 or £120 a month.