140 dynamic 有活力的
（1）.dynamics n.动力学,力学;相互作用
记忆方法：dynam(力量)+ics(表名词, 学说)→ 力量学说→动力学
实例：the dynamics of the social system.
（2）.aerodynamic 空气动力的
记忆方法：aero(空气)+dynamic(动力的)→空气动力的
实例：Some people argue that cars today are more aerodynamic and therefore less deadly to insects.
（3）.dynasty n.王朝;朝代
记忆方法：dynast(动力)+y(表名词)→一个朝代要想延续需要极大地动力→王朝,朝代
实例：The Tang Dynasty was the golden age of classical Chinese poetry.
141 confident 有信心的 -fid- 信心(trust, faith)
（1）.fidelity 忠诚
记忆方法：fid(相信)+elity→忠诚
实例：Dogs are famous for their fidelity.
（2）.diffident 自卑的
记忆方法：dif(不)+fid(信心)→无信心的→自卑
实例：His manner is almost diffident, yet he’s steadfast in his purposefulness.
（3）.affidavit 宣誓书
记忆方法：af(加强)+fid(信心)+avit→一直说自己有信心→宣誓书
实例：I gave an affidavit to the judge about the accident I witnessed.
（4）.confide in sb 吐露心事
记忆方法：con(全部)+fid(相信)→吐露
实例：I knew she had some fundamental problems in her marriage because she had confided in me a year earlier.
142 infinite 无限的 -fin- 限制
（1）.definite 明确的
记忆方法：de(加强)+fin(限制)+ite→限制明确的→明确的
实例：there is no more definite way to get into trouble with a police officer than speeding in front of the police station with a broken taillight.
（2）.affinity 亲密关系
记忆方法：af(加强,一直)+fin(限制)→一直限制在一起→关系密切
实例：He has a close affinity with the landscape he knew when he was growing up.
143 fray (参见难记词表) 磨损,打架 fray 磨损,打架
（1）.affray (公共场所)吵架
记忆方法：af(加强)+fray(吵架)→吵架
实例：An affray is a noisy and violent fight, especially in a public place.
（2）.defray 支付
记忆方法：de(强调)+fray(磨损)→一直磨损→支付
实例：The government has committed billions toward defraying the costs of the war.
144 front 前面
（1）.affront 侮辱
记忆方法：af(一直)+front(前面)→一直站在别人前面→侮辱,冒犯
实例：It's an affront to human dignity to keep someone alive like this.
（2）.confront 对抗
记忆方法：con(一起)+front(在前面)→对抗
实例：They underestimated the magnitude of the task confronting them.
（3）.effrontery 厚颜无耻的,无礼的
记忆方法：ef(出)+front(前面)+ery→(有好处)冲到别人前面的→厚颜无耻的
实例：One could only gasp at the sheer effrontery of the man.
145 foot 脚 foot 脚 foot,feet,fet
（1）.afoot 徒步的,在进行中的
记忆方法：af(一直)+foot(脚)→徒步的,在进行的
实例：The preparation of the reform is afoot.
（2）.fetter 脚镣;束缚
记忆方法：fet=feet+ter→上在脚上的→脚镣,衍生为束缚
实例：The company tries to build a private trust which would not be fettered by bureaucracy.
（3）.unfetter v.解放
记忆方法：un(不, 非)+ fetter(给…上脚镣, 束缚)→不束缚→ 解放
实例：Unfettered corporate and advertiser control of the media are real and are bad for democracy.
146 gape (参见难记词表) 张开,目瞪口呆地看
（1）.agape 张口吃惊的
记忆方法：a(加强)+gape(张开)→张口吃惊地
实例：He looked at the results with his mouth agape.
147 grand 宏大的 -grand- 大 grandi
（2）.aggrandize 增加(权利), 夸大
记忆方法：ag(加强)+grand(大)+ize(表动词)→使加强大
实例：The dictator sought to aggrandize himself by new conquests.
（3）.grandiose 宏达的(强调华而不实,浮夸的)
记忆方法：grandi(大)+ose(表形容词, 多……的)→宏大的
实例：Not one of his grandiose plans has even begun.
难记词
（91） aura 气质
记忆方法：aurora女神是非常有气质aura
实例：She has an aura of authority
（92） aureole 光环
记忆方法：和aura一起记忆→气质产生光环
实例：In art, the circle of light painted or drawn around the heads of religious figures to indicate their divine nature is called an aureole.
（93） aurora 极光
记忆方法：古羅馬神話里的黎明女神 衍生: auroral 极光的, 灿烂的实例：An aurora consists of bands of light in the sky along the north and south poles.
（94） autopsy 验尸
记忆方法：auto(自己)+psy(看)→看自己→验尸 近义词: necropsy实例：An autopsy is scheduled Monday afternoon to determine the cause and manner of death.
（95） necropsy 验尸
记忆方法：necro(医学词根,表示坏死)+psy(看)→验尸
实例：A necropsy is a surgical examination of a dead body, most commonly a dead animal, in order to learn why the animal died.
（96） avalanche 雪崩
记忆方法：ava +lanche(读音近似)实例：This alpine villages was destroyed in an avalanche.
（97） avuncular 伯父的,有长者风范的
记忆方法：avan(来源于拉丁语,长者,联想advance)实例：He was now playing the role of disinterested host and avuncular mentor.
（98） aye 是的,对
记忆方法：很口语化的词,常在英美剧中听到
（99） azure 蔚蓝色的
记忆方法：Côte d'Azur法国蔚蓝海岸
实例：azure sky
（100） baffle 使困惑
记忆方法：发音记忆: "拜服"→因为让人困惑所以让人拜服
实例：I was constantly ill, with a baffling array of symptoms.
