R-N6-苯异丙基腺苷,R-N6-二苯异丙基腺苷

中国和埃及建立全面战略伙伴关系 广东省发现一例人感染H5N6的病例 China and Egypt have announced that the two countries have upgraded bilateral relations to a Comprehensive Strategic Partnership. This comes as Chinese Presiden

发表于:2018-12-02 / 阅读(148) / 评论(0) 分类 2014CRI中国国际广播电台

This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Research on acupuncture just got a shot in the arm. Well, a needle near the knee, actually. Because a study in the journal Nature Neuroscience has uncovered

发表于:2018-12-02 / 阅读(182) / 评论(0) 分类 Scientific American(五)月

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(207) / 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(179) / 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(170) / 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(159) / 评论(0) 分类 英语听力文摘 English Digest

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(205) / 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(219) / 评论(0) 分类 Scientific American(十一)月

In many corners of our productivity-obsessed society, naps are associated with laziness. Everyone should sleep eight hours at night,the thinking goes, and work all through the day.But that's backward. Most people routinely woke up for several hours i

发表于:2019-02-03 / 阅读(173) / 评论(0) 分类 阅读空间

Finding could lead to more effective, longer-lasting pain treatment Faith Lapidus | Washington, DC 07 June 2010 Researchers are closer to unlocking the mysteries of acupuncture, learning more about why the ancient Chinese needle treatment eases pain.

发表于:2019-02-03 / 阅读(207) / 评论(0) 分类 VOA标准英语2010年(六)月

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(349) / 评论(0) 分类 英语新闻

net indebtedness 净负债额 net inflow of fund 资金流入净额 net insurance liabilities 保险负债净额 net interest margin 净利率差距 net interest paid 实付利息 net liabilities 净负

发表于:2019-02-17 / 阅读(163) / 评论(0) 分类 财会英语
学英语单词
ageustia
air gap
ammonium palladous chloride
as fat as a pig
atomic-physics
austinogebia edulis
Barrancas, Pta.
bearing diagram
behaves
bill collector
blanket-type pneumatic machine
calibration by water
carbon cloud
carboxybenzoyl-Phe-Ala-diazomethylketone
cardiorespiratory sign
checking gauge
committee on accounting procedure
compare shift unit
console control circuit
cooperative computing
cycle of fluctuation
cyclical theory of regeneration
delay variation
earth-mothers
equivalent diode
Eurychilinidae
feeler rod
folk psychiatry
fosseys
ga(u)ge length
gas-sample analysis
genus boss
go narrow
GTF angle
impersonal relationship
in homage to
injection machine
injunctive relief
inlet end
intensity match
is this the way to
janowiak
kachunk
lampras
louis d'ors
lower priority job
manufacturing project office
meridith
mileage allowance
misvalue
motion for severance
nautical twilight
non-linear hyperbolic
normal mode rejection ratio
north-northwest
nuclear angular momentum
Obruchevo
Ocua
office-holder
oral-mandibular-auricular triad
oxygen-enriched air roasting
pancreatic branch
para-mandelic acid
parament
pat oneself on the back
pathobionts
ph concentration
pierno
piston insert
play booty
precogitations
prenouncement
propellerless
railway transporation
regenerating heat exchanger
resultats
rifle bird,rifflebird
scarce means of production
senior filter
session awareness block
single probe testing method
skip capability
slates
spurious disc
stamping office
sub-scores
success metric
T.S.C.(total solids content)
the cake
tohoku
transverse
trucklings
tunnis
Téboulbou
unbutted
unguligrade
verdejo
VOC (variable output circuit)
voice keying
weather-resistance
whitmer
zero place predicate