floe N. /浮殡冰块;大浮冰/mass of floating ice. The ship made slow progress as it battered its way through the ice floes. flora N. /植物志/plants of a region or era. Because she was a botanist, she spent most of her time studying the flora of
florid ADJ. /华丽的;红润的/ruddy; reddish; flowery. If you go to Florida and get a sunburn, your complexion will look
flounder V. /挣扎，辗转;困难地奋斗/struggle and thrash about; proceed clumsily or falter. Up to his knees in the bog,
Floyd floundered about, trying to regain his footing. Bewildered by the new software, Flo floundered until Jan showed her how to get started.
flourish V. /生长;繁荣;装饰/grow well; prosper; decorate with ornaments. The orange trees flourished in the sun. flout V. /轻视;嘲笑;愚弄/reject; mock. The headstrong youth flouted all authority; he refused to be curbed. fluctuate V. /波动的;起伏的，摇摆不定的/waver; shift. The water pressure in our shower fluctuates wildly; you start rinsing
yourself off with a trickle, and, two minutes later, a blast of water nearly knocks you down.
fluency N. /(语言)流利/smoothness of speech. He spoke French with fluency and ease.
fluke N. /意外;小概率事件/unlikely occurrence; stroke of fortune. When Dou- glas defeated Tyson for the heavyweight
championship, some sportscasters dismissed his victory as a fluke.
fluster V. /使混乱，使迷惑/confuse. The teacher's sudden question flustered him and he stammered his reply. flux N. /变迁;流动/flowing; series of changes. While conditions are in such a state of flux, I do not wish to commit myself
too deeply in this affair.
fodder N. /粗饲料;饲养/coarse food for cattle, horses, etc. One of Nancy's chores at the ranch was to put fresh
supplies of fodder in the horses' stalls.
foible N. /缺点;弱点/weakness; slight fault. We can overlook the foibles of our friends; no one is perfect.
foil N. /烘托;衬托/contrast. In Star Wars, dark, evil Darth Vader is a perfect foil for fair-haired, naive Luke Skywalker. foil V. /打击;打败，挫败/defeat; frustrate. In the end, Skywalker is able to foil Vader's diabolical schemes.
foliage N. /树叶/masses of leaves. Every autumn before the leaves fell he promised himself he would drive through
New England to admire the colorful fall foliage.
foment V. /鼓动，煽动/stir up; instigate. Cheryl's archenemy Heather spread some nasty rumors that fomented trouble
in the club. Do you think Cheryl's foe meant to foment such discord?
foolhardy ADJ. /愚勇的;傻大胆儿/rash. Don't be foolhardy. Get the advice of experienced people before undertaking
fop N. /花花公子;过分注意衣着的男人/dandy; man excessively concerned with his clothes. People who dismissed young
Mizrahi as a fop felt chagrined when he turned into one of the top fashion designers of his day. foppish, ADJ.
forbearance N. /耐心/patience. We must use forbearance in dealing with him because he is still weak from his
ford N. /津;浅滩/place where a river can be crossed on foot. Rather than risk using the shaky rope bridge, David
walked a halfmile downstream until he came to the nearest ford. also V.
forebears N. /前人;祖先/ancestors. Reverence for one's forebears (sometimes referred to as ancestor worship) plays
an important part in many Oriental cultures.
foreboding N. /不详的预感/premonition of evil. Suspecting no conspiracies against him, Caesar gently ridiculed his
wife's forebodings about the Ides of March.
forensic ADJ. /法院的;适于法庭的/suitable to debate or courts of law. In her best forensic manner, the lawyer addressed
the jury. forensics, N.
foreshadow V. /预言;预测/give an indication beforehand; portend; prefigure. In retrospect, political analysts realized
that Yeltsin's defiance of the attempted coup foreshadowed his emergence as the dominant figure of the new Russian republic.