debris N. /碎片，残骸/rubble. A full year after the earthquake in Mexico City, they were still carting away the debris. debunk V. /揭穿，暴露/expose as false, exaggerated, worthless, etc; ridicule. Pointing out that he consistently had
voted against strengthening anti-pollution legislation, reporters debunked the candidate's claim that he was a fervent environmentalist.
debutante N. /初次参加社交活动的/young woman making formal entrance into society. As a debutante, she was often
mentioned in the society columns of the newspapers
decadence N. /颓废/decay. The moral decadence of the people was reflected in the lewd literature of the period. decapitate V. /斩首/behead. They did not hang Lady Jane Grey; they decapitated her. “Off with her head!” cried the
Duchess, eager to decapitate poor Alice.
decelerate V. /减速/slow down. Seeing the emergency blinkers in the road ahead, he decelerated quickly.
Word List 13 deciduous-dermatologist
deciduous ADJ. /落叶的/falling off as of leaves. The oak is a deciduous tree; in winter it looks quite bare. decimate V. /残杀(十个里面杀一个)/kill, usually one out of ten. We do more to decimate our population in
automobile accidents than we do in war.
decipher V. /破译，解密/interpret secret code. Lacking his code book, the spy was unable to decipher the
scrambled message sent to him from the KGB.
declivity N. /下坡/downward slope. The children loved to ski down the declivity.
decollete ADJ. /低肩露颈的服装/having a low-necked dress. Current fashion decrees that evening gowns be decollete
this season; bare shoulders are again the vogue.
decomposition N. /瓦解;腐烂/decay. Despite the body's advanced state of decomposition, the police were able to
identify the murdered man.
decorum N. /礼貌;温文尔雅/propriety; orderliness and good taste in manners. Even the best-mannered students have
trouble behaving with decorum on the last day of school. decorous,ADJ.
decoy N. /引诱/lure or bait. The wild ducks were not fooled by the decoy. alsoV.
decrepit ADJ. /老化，磨损/worn out by age. The decrepit car blocked traffic on the highway.
decrepitude N. /衰老;老耄/state of collapse caused by illness or old age. I was unprepared for the state of
decrepitude in which I had found my old friend; he seemed to have aged twenty years in six months.
decry V. /强烈反对/express strong disapproval of; disparage. The founder of the Children's Defense Fund,
Marian Wright Edelman, strongly decries the lack of financial and moral support for children in America today.
deducible ADJ. /可推导的，可推论的/derived by reasoning. If we accept your premise, your conclusions are easily
deducible.
deface V. /丑化/mar; disfigure. If you deface a library book, you will have to pay a hefty fine.
defame V. /丑化;诽谤/harm someone's reputation; malign; slander. If you try to defame my good name, my lawyers
will see you in court. If rival candidates persist in defaming one another, the voters may conclude that all politicians are crooks. defamation, N.
default N. /不作为，无动于衷/failure to act. When the visiting team failed to show up for the big game, they lost the game
by default. When Jack failed to make the payments on his Jaguar, the dealership took back the car because he had defaulted on his debt.
defeatist ADJ. /失败主义者/attitude of one who is ready to accept defeat as a natural outcome. If you maintain your
defeatist attitude, you will never succeed. also N.
defection N. /缺点;逃跑，叛逃/desertion. The children, who had made him an idol, were hurt most by his defection from
our cause.
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