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GRE重點(diǎn)詞匯解析：impotent

【考法1】adj. 無(wú)生育能力的： unable to produce fruit or offspring

【例】Most mules are impotent. 絕大多數(shù)的騾子都無(wú)法生育

【近】 barren, fruitless, infertile, unfruitful

【反】 fecund, fertile, fruitful, productive高產(chǎn)的，碩果累累的

【考法2】adj. 無(wú)力的，無(wú)能的： lacking in power, strength, or vigor

【例】an impotent ruler who was just a figurehead 一個(gè)無(wú)能的傀儡統(tǒng)治者

【近】 hamstrung, handcuffed, helpless, impuissant, paralyzed, weak

【反】 mighty, potent, powerful, puissant, strong 強(qiáng)大的，有能力的

GRE重點(diǎn)詞匯解析：fledgling

1) n. 新手： a person who is just starting out in a field of activity

2) young and inexperienced

Synonyms: novice, rookie, nascent, uninitiated; apprentice, beginner, freshman, neophyte, novice, tyro, recruit, rookie; fledge

fledgling <> mature, veteran

I am learning Chinese, but I’m just a fledgling speaker, having studied the language for only six months.

The fledgling mountain climber needed assistance from the more experienced mountaineers.

The course was not recommended for fledgling skiers.

At hockey he's still a fledgling and needs to work on his basic skating skills.

GRE重點(diǎn)詞匯解析：pariah

1) an undesirable; one despised and rejected by others; an outcast;

2) a member of the lowest social caste in India

3) one that is despised or rejected : OUTCAST

4) an outcast

pariah : ostracize

pariah an outcast a rejected and despised person

pariah : contempt

PARIAH ----- an outcast, a rejected and despised person

pariah social outcast; Ex. Mariah the pariah

1. The pariahs in India comprise a caste known as “the untouchables.”

2. The soldiers returning home from the Vietnam War were treated as pariahs by much of the American public.

3. The pariah of the group sat by himself under the tree.

GRE重點(diǎn)詞匯解析：impromptu

impromptu <> rehearsal

Her impromptu speech was well-received, giving her new confidence in her ability to speak off the cuff.

【考法1】n. 即席的表演： something, such as a speech, that is made or done extemporaneously

【近】 improvisation, extemporization

【考法2】adj. 即席的，即興的：composedwithout previous preparation.

【例】 Our dinner guest thanked us with an impromptu song. 客人們即興高歌一首以表達(dá)謝意

【近】 ad-lib, extemporary, improvised, offhand, unplanned, unpremeditated, unprepared, unrehearsed

【反】 considered, planned, premeditated, prepared, rehearsed 事先有所準(zhǔn)備的

GRE重點(diǎn)詞匯解析：ameliorate

1) pleasing to taste or smell

2) extremely pleasing to the senses, divine (as related to the gods) or delicious (n: ambrosia)

3) (食物或者氣味)特別美味的：something extremely pleasing to taste or smell

ambrosial <> unsavory

ambrosial : taste

ambrosial : food

【例】The ambrosial aroma of the roast stimulated our appetites.

【近】savory, aromal, aromatic, perfumed, redolent, odorous

【反】fetid, noisome, stenchy, malodorous, rancid

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