对数势

By Peter Fedynsky Kyiv 30 September 2007 Ukrainians cast their ballots in a special parliamentary election, in which domestic and international observers sought to assure an honest vote.Opposition leader Yulia Tymoshenko says she will ask President V

发表于:2018-12-08 / 阅读(84) / 评论(0) 分类 2007年VOA标准英语(九月)

Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. Support for NPR Podcasts comes from Visa, offering the Visa signature card, featuring concierge services for travel, din

发表于:2018-12-19 / 阅读(128) / 评论(0) 分类 2007年NPR美国国家公共电台

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(335) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

New research suggests ayahuasca, a jungle vine found in the Peruvian rainforest, can have a powerful effect on the human central nervous system when brewed with other plants. Researchers say one of ayahuasca's most promising uses could be in treating

发表于:2019-01-13 / 阅读(61) / 评论(0) 分类 VOA标准英语2010年(三月)

By Mike O'Sullivan Los Angeles 11 February 2008 Striking Hollywood writers could return to work this week to end a three-month strike that has crippled film and television production. The news raises hopes that the Academy Awards, or Oscars, may go a

发表于:2019-01-31 / 阅读(36) / 评论(0) 分类 VOA常速英语2008年(二月)

By Lisa Schlein Geneva 15 September 2007 The United Nations warns floods in West Africa could provoke an invasion of locusts in Mali and Niger. It says it is critically important that UN experts be given access to the locust-prone region so they can

发表于:2019-01-31 / 阅读(86) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
accessoriented
Adinsoral
American Currency Quotation
apical branch
arc extinguishing sand
assembling time
autohypnosis
baland
bilirubinemia
bonville
booster reaction
British Virgin Is.
bump into
call ... attention to
capric acid triglyceride
ceiling (ceil)
chaincoccous
chocolate trees
clip chain
clippeth
closure device
cloud liquid water content
Corydalis foetida
cylinder support
deficient-heat clearing drug
degradation mechanism
digitaloides
discocellular nervure
double-super system
eczema capitis
emission certification
emphysematous vaginitis
evocates
experimentalist methodology
film dielectric four-gang variable capacitor
flat clamps
friction head loss
gave the boot
GE Healthcare
genus Buddleia
haddox
hartwood
heidenreich
Henry Oscar Houghton
high-aperture beam
hydrographer
import substitution growth economics
Institutional broker
jippo
landlordship
leucosia vittata
levelt
lophophorates
low-frequency amplifier
mainmastman
mammagen
measurable parameter of state
mechanics of brittle fracture
methionyl transfer RNA
milk-opal
modulus-to-density ratio
multicomponent system
multiple corolla
multiple-frame saw mill
not stand a ghost of a chance
oil disc for air cleaner
one-window
onthophagus (onthophagus) setchan
outer capsule
paedeutics
parfocalize
paternal line
phugoid mode of metion
pinnatella taiwanensis
price of trade conducted at rural fairs
prospectus
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Ravennans
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scandenin
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Sempach
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spectroheliogram
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strikes expenses
sublethally
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urnal
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vibratory epithelium
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XYZZY
your Graces