filibuster V. /(发表长篇演讲来)阻挠法案通过/to block legislation by making long speeches. Even though we disapproved of Senator Foghorn's political goals, we were impressed by his ability to filibuster endlessly to keep an issue from coming to a vote.
finale N. /结论，结尾，结局/conclusion. It is not until we reach the finale of this play that we can understand the author's message.
finesse N. /精密的技巧/delicate skill. The finesse and adroitness with which the surgeon wielded her scalpel impressed all the observers in the operating room.
finicky ADJ. /过分讲究;鸡毛蒜皮/too particular; fussy. The little girl was finicky about her food, leaving over anything that wasn't to her taste.
firebrand N. /总惹麻烦的人，惹事生非者，捣乱人/hothead: troublemaker. The police tried to keep track of all the local firebrands when the President came to town.
fissure N. /裂缝;分歧/crevice. The mountain climbers secured footholds in tiny fissures in the rock.
fitful ADJ. /断断续续;间歇/spasmodic; intermittent. After several fitful attempts, he decided to postpone the start of the project until he felt more energetic.
flabbergasted ADJ. /大吃一惊;目瞪口呆/astounded; astonished; overcome with surprise. In the film Flubber, the hero invents a remarkable substance whose amazing properties leave his coworkers flabbergasted. flabbergast, V.
flaccid ADJ. /软弱的;无活力的/flabby. His sedentary life had left him with flaccid muscles.
flag V. /萎缩;衰退/droop; grow feeble. When the opposing hockey team scored its third goal only minutes into the first quarter, the home team's spirits flagged. flagging, ADJ.
flagrant ADJ. / 非常坏的; 残忍的; 恶名昭著的/conspicuously wicked; blatant; outrageous. The governor's appointment of his brother-in-law to the State Supreme Court was a flagrant violation of the state laws against nepotism (favoritism based on kinship).
flair N. /才能/talent. She has an uncanny flair for discovering new artists before the public has become aware of their existence.
flamboyant ADJ. /华丽的/ornate. Modern architecture has discarded the flamboyant trimming on buildings and emphasizes simplicity of line.
flaunt V. /招摇;炫耀/display ostentatiously. Mae West saw nothing wrong with showing off her considerable physical charms, saying, "Honey, if you've got it, flaunt it!"
fleck V. /使起斑点/spot. Her cheeks, flecked with tears, were testimony to the hours of weeping.
fledgling ADJ. /无经验的/inexperienced. While it is necessary to provide these fledgling poets with an opportunity to present their work, it is not essential that we admire everything they write. also N.
fleece N. /羊毛外套/wool coat of a sheep. They shear sheep of their fleece, which they then comb into separate strands of wool.
fleece V. /抢劫;诈骗/rob; plunder. The tricksters fleeced him of his inheritance.
flick N. /轻弹;轻打/light stroke as with a whip. The horse needed no encouragement; one flick of the whip was all the
jockey had to apply to get the animal to run at top speed.
flinch V. /畏首畏尾，退缩;犹豫/hesitate, shrink. He did not flinch in the face of danger but fought back bravely.
Word List 20 flippant-gaffe
flippant ADJ. /轻率的，没礼貌的，嬉皮笑脸的/lacking proper seriousness. When Mark told Mona he loved her, she dismissed his earnest declaration with a flippant "Oh, you say that to all the girls!" flippancy, N.
flit V. /掠过/fly; dart lightly; pass swiftly by. Like a bee flitting from flower to flower, Rose flitted from one boyfriend to the next.