羟苯肼尿嘧啶

2.Microwave Tomato Sauce We've developed a simple microwave method of cooking tomatoes down for sauce. We cut out the stem ends and blanch the whole tomatoes in boiling water until the skins begin to split (about a minute), then plunge them into cold

发表于:2018-11-30 / 阅读(116) / 评论(0) 分类 听美文故事记6级单词

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(117) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(59) / 评论(0) 分类 初学者听力文摘精选

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(55) / 评论(0) 分类 英语听力文摘 English Digest

What rage then drove us against these monsters! 于是我们对这些怪物愤怒至极! We lost all self-control. 我们再也忍无可忍。 Ten or twelve devilfish had overrun the Nautilus's platform and sides. 十几条章鱼侵入了鹦鹉螺号

发表于:2018-12-31 / 阅读(63) / 评论(0) 分类 《海底两万里》中英双语有声读物

Mythology seems to be all the rage these days. There have been films released recently, like 'Percy Jackson and the lightening thief', and 'Clash of the Titans', that have had a lot of people talking about mythology and what it means to us today. Oth

发表于:2019-01-01 / 阅读(64) / 评论(0) 分类 英语博客 A cup of English

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(84) / 评论(0) 分类 医务英语

By Mike O'Sullivan Los Angeles 01 December 2007 An Abu Dhabi-based real estate developer is launching an English-language reality show for the Middle East.As we hear from Mike O'Sullivan in Los Angeles, Sulaiman Al-Fahim, the chief executive of Hydra

发表于:2019-01-07 / 阅读(97) / 评论(0) 分类 VOA常速英语2007年(十二月)

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(104) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im John Matson, Got a minute? Imagine a pinball machine on multi-ball modeonly the balls are the size of planets. The early solar system was such a rough-and-tumble place. That chaotic environment produ

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(二)月

Researchers Say Malaria Drug Could Also Treat Cancer Scientists know that human cancer cells grow by getting energy from adjacent tumors, where cells have begun to self-destruct. The spread of cancer is accelerated by the death of these cells. This p

发表于:2019-01-13 / 阅读(114) / 评论(0) 分类 VOA标准英语2012年(三月)

KELLY MCEVERS, HOST: David Letterman hosted late night TV for more than three decades with his own brand of quirky funny, like stupid human tricks, throwing a watermelon off a roof and those daily top 10 lists, such as the top 10 things that sound co

发表于:2019-01-17 / 阅读(89) / 评论(0) 分类 2017年NPR美国国家公共电台4月

【内容简介】 斯蒂夫罗杰斯是出生于经济大萧条时期的一个家境贫寒的脆弱青年。因为看到纳粹在欧洲肆虐侵略的新闻而想入伍参军。但因为体弱多病被拒绝了。无意中得知了斯蒂夫罗杰斯真

发表于:2019-01-21 / 阅读(108) / 评论(0) 分类 英语口语

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(84) / 评论(0) 分类 英语新闻

A fridge that talks to your washing machine and a television that instructs your dishwasher. It's all possible at CeBIT, the world's top high-tech fair。 But the question is: what's the point? Well, for example, you could be sitting on your sofa in

发表于:2019-02-04 / 阅读(71) / 评论(0) 分类 阅读空间

A fridge that talks to your washing machine and a television that instructs your dishwasher. It's all possible at CeBIT, the world's top high-tech fair. 冰箱和洗衣机交谈、电视向洗碗机下令在世界顶级高科技展会德国汉诺威通

发表于:2019-02-04 / 阅读(156) / 评论(0) 分类 实用英语

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(217) / 评论(0) 分类 英语新闻

阅读理解除了要求正确理解事实细节的能力外,还经常需要考生根据一定上下文对某些词汇的意义 所读材料理解文章隐含的意义和深层次的含义、归纳文章主题思想、通过概括得出结论、综合

发表于:2019-02-09 / 阅读(108) / 评论(0) 分类 大学四六级阅读
学英语单词
agricultural machine repair station
aluminum alloy forging
barrage balloon
behemoth
benzyl methyl ketone
bibliothetic
biopolitics
blamings
bonus-point
Buckley's
Cap Horn Seamount
caramel malt
chemical addition system
chlorogomphus risi
coded number
composite cage
conditioned reflex audiometry
congenital amblyopia
conglomerate financial statement
crinology
cutting electrode holder
density independent
desludging
Deutzia squamosa
directional comparison relay
edge-water drive
Effon-Alaiye
eigg i.
enwisened
evaporation pond
fact base
fall together
finger veined leaf
fishtail clamping plate
flow-control valve
flying sickness
frequency modulation of subcarrier
gnvqs
grizzly worker
haemangioma
hahnemann
heatseekers
hildebrandt
home-runs
househunting
hyperbike
in situ rock mass
inferior anterior segmental artery
Judas Priest
koradji
kunhardt
labor stability
laminated sarcoma
lazzaro
letdown orifice
ligustrum delavayanum hariot
Macronectes
man-machine processing system
mander
maumeter
mean planned outage duration
meannesses
modern economic cycle theory
moyo
natansons
neutron distribution
order testudiness
overtaken by events
palm compound
pickpocketing
promotion strategy
punningly
queenmakers
radioactive decon tamination of soils
raynaud's(phenomenon)
reactor water purity
recombination centres
reined in
residual chromosome
reverse laid rope
revisional
rhoetzite
Rovigo, Prov.di
rumps
salt-mud combination log
Scorpius X-1
soapboxed
subconjunctival ecchymosis
takes a leak
tensile strength parallel to grain
terraced building
the second mathematical induction
tirapazamine
tomosynthesis
trunked hatch
Unflag the current message
upper supplementary shield(ing)
Vazzola
wall insulator
wrong-footing
yia
youth day