四羟基联苯

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(135) / 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(107) / 评论(0) 分类 Scientific American(三)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(139) / 评论(0) 分类 Scientific American(一)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(81) / 评论(0) 分类 初学者听力文摘精选

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(154) / 评论(0) 分类 英文魔法师字源大挪移

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(77) / 评论(0) 分类 英语听力文摘 English Digest

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(125) / 评论(0) 分类 医务英语

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(106) / 评论(0) 分类 医务英语

通常在战争中,我们只看到前线士兵和战斗的故事。在TEDGlobal 2010里,Zainab Salbi 讲述后方振奋人心的女人们的故事, 这些女人在战火中仍努力维持正常的生活。她呼吁在战争结束时,女性也应成

发表于:2019-01-05 / 阅读(326) / 评论(0) 分类 TED公开课:和平使者

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(122) / 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(122) / 评论(0) 分类 Scientific American(十一)月

以 Bumpy Ride 而一炮走红的瑞典/刚果新人歌手Mohombi,去年发布了与RB巨星Akon合作的新曲Dirty Situation,如今已发布专辑 Movemeant。 他是第一个签入著名瑞典音乐制作人RedOne旗下的新歌手,单曲 Bu

发表于:2019-01-11 / 阅读(161) / 评论(0) 分类 天籁音乐

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(136) / 评论(0) 分类 VOA标准英语2012年(三月)

异地恋。Long distance relationship现在大家都知道了吧,但是因为美国的地理,有一个词叫bi-coastal relationship,是不是很独特呢?

发表于:2019-01-15 / 阅读(115) / 评论(0) 分类 OMG美语

Fred: Hi, Shibika, so this is almost the end of the year, 2007. Can you tell me a bit, how was your year this year? Shibika: Yeah, I had pretty nice year actually. I went through a lot of ups and downs, and yeah, at first I did really well in my clas

发表于:2019-01-20 / 阅读(194) / 评论(0) 分类 原版英语对话1000个

Kitty was a black cat with a white tail. Kitty lived in California. His owner was Kathy. Kathy loved Kitty. She fed Kitty the best food. She cleaned Kitty's litter box every day. She took Kitty to the vet every six months. Kitty slept in Kathy's bed.

发表于:2019-01-22 / 阅读(94) / 评论(0) 分类 英文短篇故事(纽约)

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(101) / 评论(0) 分类 英语新闻

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(250) / 评论(0) 分类 英语新闻

kthxbi其实就是Okay, thanks, bye的简写, k = ok thx = thanks bi = bye 意思就是:好了,谢谢,再见。通常用在比较急的时候,想尽快的结束对话。 注意:要慎用,有时会显得粗鲁无礼,甚至有讥讽的感

发表于:2019-02-09 / 阅读(123) / 评论(0) 分类 美国俚语

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 万物简史
学英语单词
8-METHOXYSORSLENE
Accius, Lucius
albifaction
argontreatment
Baanah
bankruptism
beet growing
bestialize
boyleite
braestrup
break the back of something
buffering algorithm
butterfliers
bydropapacumaric acid
combination tyre
credibley
cushier
cyberliterate
Ditymograptidae
do you want
double bell insulator
effective permeability
entry program
family argonautidaes
fastness to acid
foreign occupation
gadar
glacio-fluviatile deposit
glass-man
glassed steel vessel
grape seed oil
great industry
ground-level loader
hand-shoulder syndrome
hands-to-hands struggle
hog cholera group
icaza
interactive educational program
iron haematoxylin
irrotional
jack spool
keep a school
live separate
locking away
long-wave method
lower retina
luchazi
major palatine artery
mantigers
marne-la-vallee
mattrass
medium density hay press
meionite
morcellates
mortmall
multi-channel recorder
oligonucleotides
opra
optical network interface
oxyphilus
pedestrian crossing marking
Peisidicidae
phosphonitrogen
pinene hydrate
plastic covering
postformation
Poundian
preoxygenate
primipotent
pto lever
quadrophonics
receivables from production support
reliable transfer server
result representation
rubbish heap
S-plane
Sahlabad
scrat
scurvy grass
search-speed control
secondary account
self-vonvicted
set of coaches
skites
sluthering
sonia
stay tackle
storage locker
subcostal rein
teletype writer
the palace
thrown up
tooth tip leakage flux
tray type
tripterygium regeli sprague et tak
twerle
typhoidal scarlet fever
uplinks
vibrocs
voice prints
wuddle
zonulin