416.frantic (a.)万火急的，着急的
At time when American businesses are frantic to set up shop on the computer networks those networks and the telecommunications systems that carry their traffic are turning out to be terminally insecure.
当美国商界拼命在电脑网络上设立站点之际，赖以传送他们产品讯息的网络和电传系统却日益显得极端不安全。
注：terminally(adv.)末期
417.full-fledged (v.)经过充分训练的，发展成熟的；正.式的，完全合格的
Brown dwarfs are not quite big hot enough to ignites the nuclear- fusion reaction that would make them shine as full-fledged stars.
棕矮星的体积还不够大，热度也不够高，还不足以引发核聚变反应；棕矮星必须经过此一反应才会发光，成为成熟的星星。
418.furious (a.)(速度 活动)激烈的，用力的；愤怒的
There was Australian sculptor Henry R Pearce who rested his oars during an Olympic heat in Amsterdam in 1928 to let a family of ducks paddle across his path then picked up the stroke at furious pace and won by 20lengths…
澳大利亚的轻艇选手伯尔斯在年阿姆斯特丹奥运会的一场预赛中停下了桨，让一家子鸭子游过他的航道.然后拾起桨拼命划，最后以个船身长的差距赢得比赛。
419.genetic (a. )遗传上的
In fact the diversity among individuals is so enormous that the whole concept of race becomes meaningless at the genetic level.
事实上人与人之间差异极大，就遗传的层面来讲，种族这一概括性的涵义也就变得毫无意义。
420.giddy (a.)(速度 高度)令人头昏眼花的；非常快乐的.异常兴奋的
Clark and Andreessen find themselves riding the decade's giddiest economic bubble counting their stock options and cutting deals with everyone from telephone companies to Hollywood.
克拉克与安德里森发现自己正享受着90年代最快速的经济增长，一面算着自己的优先认股权，一面谈着生意，从电话公司到好莱坞，都是生意对象。
注：stock option优先认股权，通常指企业给予内部高级.主管的一项特别权利.让他们可以在特定期间内用.特别优惠的价格购买该公司的股票或债券。
421.gorgeous(a.)很美的
同：beautiful
The decline in estrogen often coincides with many life changes. Your children grow up and move away You don’t look as gorgeous as you used to，and your husband leaves you for a younger woman.
雌激素的减少，往往伴随着许多生活土的变化：孩子长大，搬出去了；你不再年轻貌美，丈夫弃你而去，投向年轻女子的怀抱。
422.heady (a.) 令人兴奋的，飘飘然的，心花怒放的
In the heady days after Netscape’s ballistic initial public offering in August last year the stock shot from＄27 to＄71 during its first day of trading---Barksdale preached humility the company's cramped halls.
去年8月网景股票公开上市后，股票迅速增值，在第一个交易日就从27美元跳升至71美元，在那段飘飘然的日子里，巴斯迪尔在公司狭窄的大厅里谆谆教导公司员工要谦虚一点。
注：public offering(证券)公开发行；shoot (v.)(价格)暴涨;preach(v.)倡导，鼓吹(理念 善行)cramped (a.)(空间)狭小的
423.illiterate(a.)不识字的
The Chinese in Singapore were the descendants of illiterate，landless，peasants from Guangdong and Fujian.
新加坡的中国人都是来自广东和福建的目不识丁 无田无地约贫苦农民的后裔。
424.incessant (a.)不停的，不断的
同 constant 反 intermittent
Off-screen，the couple’s marriage was marred by Amaz’s drinking, gambling and incessant philandering.
在实际生活中，这对明星夫妻的婚姻却毁在阿玛兹酗酒,赌博与风流韵事不断上。
注：off screen (adv.)(影视明星)实际生活上；mar(v)..破坏，糟蹋：philandering (n.)玩弄女人，拈花惹草
425.incumbent(a.)现职的
Ronald Reagan crushed Jimmy Carter in 1980 in part because the incumbent Carter had been flummoxed by tine taking of American hostages in Iran.
里根之所以能在年击败卡特当选总统，部分是因为美国人被伊朗挟持为人质的事件，让在职的卡特总统不知所措。
注：flummox (v.)使惊慌失措