n. 追赶，工作；

[例句] ...a young man whose relentless pursuit of excellence is conducted with single-minded determination.

[例句] ...individuals who impoverish their families in pursuit of some dream.

n. 重叠部分，覆盖物，涂盖层，[数]交叠，相交；vt. 重叠，与…部分相

[例句] When the bag is folded flat, the bag bottom overlaps one side of the bag...

[例句] Overlap the slices carefully so there are no gaps...

n. 障碍，缺陷，不利条件，给弱者增加的杆数（按击球次数计数，并随参赛者的进步而减少）；vt. 妨碍，使不利，使（某人）行动和生活不正常；

[例句] He lost his leg when he was ten, but learnt to overcome his handicap.

[例句] She was away from school for 15 weeks, a handicap she could have done without...

vt. 许可，准许，默许，放任，允许，容许；vi. 许可，允许；n. 许可，准许，许可证，执照；

[例句] He can let the court's decision stand and permit the execution...

[例句] The guards permitted me to bring my camera and tape recorder...

vt.& vi. 提供，供给，供应；vt. 规定，提供(+for)，装备，预备；vi. 抚养，赡养(+for)，做准备，预约(for 或 against)；

[例句] I'll be glad to provide a copy of this...

[例句] They would not provide any details...

n. 勇气，精神，内脏，快而猛的拉，〈俚〉不及

[例句] I plucked a lemon from the tree...

[例句] He plucked a stalk of dried fennel.

vi. 凝视，盯着看，隐退，若隐若现，同等，比得上；n. 同辈，同等的人，贵族，同伴，伙伴；adj. 贵族的，（年龄、地位等）同等的，相匹敌的；

[例句] I had been peering at a computer print-out that made no sense at all...

[例句] He watched the Customs official peer into the driver's window.

n. 提议，建议，待处理的问题，主张；v. 向…提出下流的要求，求欢；

[例句] Making easy money has always been an attractive proposition...

[例句] Even among seasoned mountaineers Pinnacle Ridge is considered quite a tough proposition.

n. 校长，总统，总裁，董事长；

[例句] ...President Mubarak...

[例句] The White House says the president would veto the bill.

adj. 先前的，以前的，过早的，（时间上）稍前的；adv. 在先，在…以前；

[例句] She has a teenage daughter from a previous marriage...

[例句] He has no previous convictions.

n. 规定，条项，条款，预备，准备，设备，供应，（一批）供应品，生活物质，储备物资；vt.& vi. 为…提供所需物品（尤指食物）；

[例句] The department is responsible for the provision of residential care services.

[例句] ...nursery provision for children with special needs.

n. （演出或活动的）程序，计划，节目，课程；vt. 计划，训练，培养，预调；vi. 编程序，制作节目；

[例句] The general argued that the nuclear programme should still continue...

[例句] The programme of sell-offs has been implemented by the new chief executive.

vi. 进行，前进，（沿特定路线）行进，（尤指打断后）继续说；n. 收入，获利；

[例句] He proceeded to tell me of my birth...

[例句] He asked for ice for his whiskey and proceeded to get contentedly drunk.

n. 笔，笔尖，笔法，文笔，作家，围栏；vt. 写，把…关入栏中，关押，囚禁；

[例句] I really intended to pen this letter to you early this morning...

[例句] She penned a short memo to his private secretary.

n. 粉，粉末，粉状物质；vt. 在…搽粉；vi. 涂粉，变成粉末；

[例句] Put a small amount of the powder into a container and mix with water...

[例句] The wood turns to powder in his fingers.

n. 民意调查，投票选举，投票数；v. 得到（一定数目的）选票，对…进行民意调查；

[例句] Polls show that the European treaty has gained support in Denmark...

[例句] We are doing a weekly poll on the president, and clearly his popularity has declined...

n. 钱包，钱袋，财力，财源，和包或钱袋相似的东西，女用小提包；vt. 使皱起，噘起；

[例句] She looked at me and then reached in her purse for cigarettes.

[例句] The money could simply go into the public purse, helping to lower taxes.

adj. 可爱的，令人愉快的，有趣的，晴朗的；

[例句] I've got a pleasant little apartment...

[例句] It's always pleasant to do what you're good at doing.

vt. 保护，保卫，贸易保护，备款以支付；

[例句] So, what can women do to protect themselves from heart disease?...

[例句] A long thin wool coat and a purple headscarf protected her against the wind...

v. 坚持，固执，存留，继续存在；

[例句] Contact your doctor if the cough persists...

[例句] These problems persisted for much of the decade.