n.& v. 承诺，允诺；n. 承诺( promise的名词复数 )，获得成功的迹象，吉兆；v. 允诺( promise的第三人称单数 )，答应，有…希望，预示；

[例句] The post office has promised to resume first class mail delivery to the area on Friday...

[例句] He had promised that the rich and privileged would no longer get preferential treatment...

v. 用夹子或钉子固定( peg的过去式和过去分词 )，使固定在某水平；

[例句] His work jacket hung on the peg in the kitchen.

[例句] He builds furniture using wooden pegs instead of nails.

n. 程序( program的名词复数 )，编码指令，[生物学]（作为生物的一部分的）密码指令序列，节目单；v. （像计算机程序那样）预先确定( program的第三人称单数 )，为（计算机）编制程序，为…提供生物程序，（在生物体的程序中）把…译成遗传密码；

[例句] The chances of an error occurring in a computer program increase with the size of the program.

[例句] He programmed his computer to compare all the possible combinations.

adj. 困惑的，糊涂的，茫然的；v. ( puzzle的过去式)使迷惑，使难解；n. 谜，难题；

[例句] Critics remain puzzled by the British election results...

[例句] Norman looked puzzled.

n. 小路( path的名词复数 )，路线，行动计划，成功的途径；

[例句] We followed the path along the clifftops...

[例句] Feet had worn a path in the rock...

abbr. Philippines 菲律宾，Probability of Hit 命中率；

[例句] ...the pH of sea water...

[例句] Skin is naturally slightly acidic and has a pH of 5.5...

n. 人物角色，伪装的外表，[心]形象，人格面具；

[例句] ...the contradictions between her private life and the public persona...

[例句] From time to time he will take on a new persona.

adj. 配对的；v. （使…）成对， （使…）成双( pair的过去式和过去分词 )，交配，交尾；

[例句] ...a pair of socks.

[例句] ...trainers that cost up to 90 pounds a pair...

adj. （服装）拷边的，滚边的；

[例句] They had accidentally damaged a gas pipe while drilling...

[例句] The plant makes plastic covered steel pipes for the oil and gas industries.

plain（平的）的最高级形式；

[例句] In general, a plain carpet makes a room look bigger...

[例句] He placed the paper in a plain envelope...

v. 以…而自豪，得意于…( pride的过去式和过去分词 )，自豪，骄傲，得意；

[例句] ...the sense of pride in a job well done...

[例句] We take pride in offering you the highest standards...

n. 剧烈增加；

[例句] The party's membership has fallen from a peak of fifty-thousand after the Second World War...

[例句] The bomb went off in a concrete dustbin at the peak of the morning rush hour.

铲软，验布；

[例句] He lit a cigarette and perched on the corner of the desk...

[例句] He perched himself on the side of the bed.

n. 清洗，清除，净化，洗炉；v. 清除（政敌等）( purge的现在分词 )，涤除（罪恶等），净化（心灵、风气等），消除（错事等）的不良影响；

[例句] The leadership voted to purge the party of 'hostile and anti-party elements'...

[例句] He recently purged the armed forces, sending hundreds of officers into retirement...

vt.& vi. 预言，预示；

n. 叉子齿，（进攻、论点等的）方面，（构成形容词）有…齿的，分…方面的；

[例句] Mark the loaf with the prongs of a fork in a criss-cross pattern.

[例句] ...a prong attached to the back of a rider's boot.

（病痛等）复发，炫耀，行动倔强，（机器等）功能失常；

[例句] She was messing with the coffee pot, which was acting up again.

[例句] I could hear Jonathan acting up downstairs.

吃完，干完，击倒，除掉；

[例句] No matter what he is offered to eat he polishes it off in an instant...

[例句] He polished off his scotch and slammed the glass down.

弄明确，迫使…明确表态；

[例句] It has taken until now to pin down its exact location...

[例句] I can only pin it down to between 1936 and 1942...

vt. 撬动，捕获，欣赏；n. 奖赏，捕获，撬杠；