对数灰度标,对数灰度等级

美国大选结束了,各种拉票和选战活动也终于告一段落。就拿我们家附近的教会来说,他们现在不用再向教友推荐应该给哪个候选人投票了。 美国禁止宗教机构支持某一候选人,不过有些教会

发表于:2018-12-01 / 阅读(158) / 评论(0) 分类 美国习惯用语

[00:21.39]Nick Leeson 尼克.李森 [00:41.24]recoup 补偿 [00:45.62]average 平均指数 [00:50.41]materialize 实现 [00:55.52]gravity 重力 [01:01.28]Leeson attempted to recoup his losses [01:04.05]by making a series of increasingly risky new investments, [01

发表于:2018-12-07 / 阅读(112) / 评论(0) 分类 各色各样的人

T he four seals paddled with ease through the sunlitwaters of the Selkie Cove and into the Jellyfish Cave. The water in the cave was cold and murky. But in hisseal body, Jack was warm; and with his seal eyes, hecould see clearly. As they swam farther

发表于:2018-12-10 / 阅读(84) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Baltimore Police End Investigation of Freddie Grays Death 巴尔的摩对Freddie Gray的死因调查工作结束 Police in Baltimore, Maryland, have completed their investigation into the death of a young black man in police detention. He died April

发表于:2018-12-16 / 阅读(104) / 评论(0) 分类 2015年VOA慢速英语(五)月

每期节目一话题,让英语磨练耳朵的同时学到更多有益的小知识,丰富知识的同时受益于生活。 Time-management tips 时间管理技巧 Work around procrastination. 克服拖延症。 Try Francesco Cirillo's Pomodoro Te

发表于:2018-12-27 / 阅读(100) / 评论(0) 分类 英语听力广播—Listening

See that bright red hamburger meat in the grocery store? Its bright red because a food processor added carbon monoxide to the package. Most European governments do not allow carbon monoxide in packages that contain beef products. They warn that the g

发表于:2018-12-31 / 阅读(94) / 评论(0) 分类 365个英语简短小故事

歌词如下: Oh,the old gray mare, She ain't what she used to be, Ain't what she used to be, Ain't what she used to be, The old gray mare, She ain't what she used to be, Many long years ago. Many long years ago. Many long years ago. The old gray m

发表于:2018-12-31 / 阅读(105) / 评论(0) 分类 英语儿歌274首

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(411) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

Think arranged marriages are loveless? Not so, says psychologist Robert Epstein, a contributing editor for Scientific American MIND magazine. He spoke March 10 at the 92nd Street Ys Tribeca site in New York City: And theres even a study published in

发表于:2019-01-08 / 阅读(131) / 评论(0) 分类 Scientific American(三)月

By Paul Sisco Washington, DC 08 February 2007 watch Update Wolves report Gray wolf The gray wolf once roamed from coast to coast and from Alaska to Mexico in North America. It is believed they are second only to humans in adapting to climate extremes

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 2007年VOA标准英语(二月)

Small-Scale Irrigation Nets Large-Scale Payoff A new study shows small-scale irrigation systems could boost farmers incomes by billions of dollars in sub-Saharan Africa and South Asia. The research was discussed at the World Water Week conference in

发表于:2019-01-13 / 阅读(191) / 评论(0) 分类 VOA标准英语2012年(八月)

今天我们要学的词是full-scale. Full-scale 全面的。The Trump administration announced new tariffs on China, a move that could escalate into a full-scale trade war. 川普政府宣布对中国实施新关税,此举可能会升级为全面贸

发表于:2019-01-26 / 阅读(112) / 评论(0) 分类 英语单词荟萃

SCIENCE IN THE NEWS - Gray Wolf in Eastern U.S. May Come Off Endangered List / U.S. States Could Get More Power to Build Road... By Broadcast: Tuesday, July 27, 2004 VOICE ONE: This is SCIENCE IN THE

发表于:2019-01-30 / 阅读(178) / 评论(0) 分类 科技之光

After several years of low prices, the price of pork rose this year to a new historical peak. 经历了数年的价格低迷后,今年猪肉价格上涨,达到一个新的历史高峰。 Reviewing the fluctuating pork prices in China, there is an

发表于:2019-02-02 / 阅读(92) / 评论(0) 分类 英语新闻

今天我们要学的词是 large-scale。Large-scale 大规模的。The police busted a large-scale drug-trafficking ring. 警察捕获了一个大型毒品走私集团。Russia said that it is not planning a large-scale evacuation of its citizens l

发表于:2019-02-07 / 阅读(152) / 评论(0) 分类 英语单词荟萃

By Craig Fitzpatrick Washington, DC 10 July 2006 watch Macy Gray report Macy Gray exploded onto the music scene at the turn of the millennium with her song I Try and she has never looked back. Her raspy voice gives each genre of music an extra dimen

发表于:2019-02-07 / 阅读(199) / 评论(0) 分类 2006年VOA标准英语(七月)

JERUSALEM, May 8 (Xinhua) -- Israeli researcher Jacob (Koby) Scheuer, from the Tel Aviv University (TAU) School of Electrical Engineering, has developed a nano-scale gyroscope, the Ha'aretz daily reported Sunday. Scheuer developed a new optic-fiber n

发表于:2019-02-08 / 阅读(108) / 评论(0) 分类 英语新闻

今天我们要学的词是 large-scale. Large-scale 形容词,大规模的。South Korea and the United States kicked off large-scale joint aerial drills on Monday. 韩国和美国星期一开始举行大规模联合空中演习。General Motors C

发表于:2019-02-16 / 阅读(135) / 评论(0) 分类 英语单词荟萃

Higher education 高等教育 Is college worth it? 读大学还值得吗? Too many degrees are a waste of money. The return on higher education would be much better if college were cheaper太多的学位只是浪费金钱。如果读大学更便宜,

发表于:2019-02-17 / 阅读(147) / 评论(0) 分类 经济学人文艺系列

Colorful Shades of Gray Just because something is ugly outside doesnt mean its not beautiful inside. Do you know why moths are brown? Moths are the most beautiful animals in the animal kingdom. At one time they were more colorful than the butterflies

发表于:2019-03-05 / 阅读(197) / 评论(0) 分类 实用英语
学英语单词
alluvial-slope spring
an unruly member
anaerobion
anti-skid braking device
appear before
arato
asbolan
asronomical parallel
autoclave monitoring
ax(e)
besmutched
bilateral lithotomy
bobotie
Boyalιk
brake performance
chromel copper thermocouple
clocklike
Codonopsis meleagris
color coded
Container Packing Certificate
conveyance power of water
copper amalgam
coxalgias
crisis theology
dawber
deafness with vertigo
detection for resistance
Diarsenol
drogerman
Eglah
Erligheim
fishpools
Flavobacterium
general electric data link
genus Melanitta
give sth an airing
giving clearance
Glitrin
Guide Seamount
gysar
Hamamelidales
hemoconiosis
hodde
hydrogen adsorption
hydrostatic brake
hypokalemic nephrosis
impeller throat
interiorization
joggledbeam
jute pulp
kneifert
Krasnoslobodskiy Rayon
KTN
lanthanon
Le Monastier
long wave therapy apparatus
Lutlhe
macroscelides proboscideus
meou
Nachtmaal
nonacosyl
obliterative appendicitis
operative cholangiography
other than honourable discharge
Pacific blackberry
Pankop
Peyssonnelia
picalilli
pollans
polyimide film
potassium platinichloride
predicted dead time
printed output
processing materials supplied by clients
Protoceras
pushouts
rate reduction
relatiative
Senna bicapsularis
sexfarious
shooting-coat
sigeion
sludge-blanket reactor
smoothing over
sockle
splint-bottomed
squirearchy
St-Pacôme
storm-feeder band
straight as a ramrod
subchloride of mercury
Suriana
symptomless infection
target ranges
tersulfate
the gulf coast
tilture
transomes
trustee council
type of ecosystem
unrevolving
weak separability