极小方差估计

1. antagonize /n'tɡənaɪz/ vt. 对立 The official antagonized the leader of his own party by accusing him of cowardice. 那位官员谴责自己党内的领导人怯懦,与他产生敌对。 2. dissent /dɪ'sent/ vi. 反对 The vote approving th

发表于:2018-12-30 / 阅读(79) / 评论(0) 分类 突破英文词汇

By Steve Herman New Delhi 17 August 2007 India was once thought to have the world's highest number of people with HIV -- the virus that causes AIDS. But the estimate was recently reduced by more than half -- down to 2.5 million from 5.7 million. The

发表于:2019-01-30 / 阅读(98) / 评论(0) 分类 2007年VOA标准英语(八月)

By Gary Thomas Washington 17 July 2007 A new U.S. intelligence estimate says al-Qaida remains determined to mount attacks on major targets in the United States, especially if it can acquire weapons of mass destruction. VOA correspondent Gary Thomas r

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How to Safeguard Your Income Im a big believer in diversification. Putting all your eggs in one basket is dangerous, especially in your personal finance. Diversification is a good way to reduce your risks. The question is how we should go about diver

发表于:2019-01-31 / 阅读(63) / 评论(0) 分类 阅读空间

Science and technology 科学技术 HIV and AIDS 人体免疫缺陷病毒和获得性免疫缺陷综合征 Till death do us part 直到死神将我们分开 Putting numbers on infidelity 细数出轨之罪 ONE of the problems of dealing with a sexual

发表于:2019-02-05 / 阅读(42) / 评论(0) 分类 经济学人科技系列

我原来曾经给我的一个同学改作文,发现她经常写一些让我感觉哭笑不得的句子。 例如: At the first glance, the argument seems sound, but with a further look, I find it problematic. 前半句是忠实引用,后半

发表于:2019-02-09 / 阅读(61) / 评论(0) 分类 GRE作文
学英语单词
ACI computer
acid amides
acylamide
antiquarks
apogonia tanigawaensis
at the distance
Augospel
author abstract
BA Asia Limited
barents
barium oxalate
barred tinamou
Boddies
calcipete
carriage shed
classificatorily
Competitive transition charge
corded
corporate advertising
Corydalis squamigera
Coursera
dementieva
derecognises
dorith
dow jones composite average
Duy Xuyen
endocythere hamburgia
epiopophyllotoxin
equilibrium flow
esad
ethylnorepinephrine hydrochloride
eutectic-cell structure
garden implement
get small thanks for it
Gooik
Gottskär
goyaz
grade index
grain binder
gwenyth
had best
hand dynamometer
historical method
historical period
huffman's principle
inferosuperior
intakers
Jarandilla
krb
laurodimyristin
least squares method
lex ferenda
long term creditor
looking ahead
madwoman of chaillot
make the Procrustean bed
maneuver speed
membranaceus
mixer-filter frequency synthesizer
mongolic languages
moringa oleifera lam.
motor tanker (mt)
muntaner
negative base number
no load friction
non-relative pathogen
Otjiwarumendu
partialis
passive sensor (sensor)
patroclinal ingeritance
permanent building
Piranguinho
plutonogenic hydrothermal deposit
preliminary thinning
projectile ogive
rainproof cover
ringat-rangat
round heart disease
runneling
sanding outlet
Schuffner's dots
sheede
Sheol
spiniferous
spiroglyphus spiruliformis
squeezableness
ST_containers-and-vessels_bags-in-general
star-leaf begonias
steam-driven pumpig system
stopovers
supravalvar
takamira
theory of punctiform sensation
tusler
twice-laid
underpromises
unforeign
Venadillo
Vyazemka
warantee
water-softening
weathertightness