[有机化学] 四氢对甲氧基喹啉

1992年第25届巴塞罗那奥运会闭幕歌曲《Amigos para siempre》 《永远的朋友》是1992年巴塞罗那奥运会的主题歌。 amigos para siempre在西班牙语中是一生 的朋友之意。 参与制作这首巴塞罗奥运会那奥运

发表于:2018-11-29 / 阅读(292) / 评论(0) 分类 奥运歌曲

A: I would like to order some internet today. B: What kind would you like? A: What kind of internet is there? B: You can get DSL or dial-up. A: Which of those two is best? B: I would recommend DSL. A: Is that one better? B: It's better because it doe

发表于:2018-11-30 / 阅读(208) / 评论(0) 分类 英语情景对话-日常生活

A: I need to get internet. B: Which kind of internet connection do you want to get? A: What kind can I get? B: There is dial-up or DSL. A: Which one do you feel is best? B: I would get DSL if I were you. A: DSL is better than dial-up? B: It's the bes

发表于:2018-11-30 / 阅读(200) / 评论(0) 分类 英语情景对话-日常生活

A: I'd like to have internet on my computer. B: Do you know what kind of internet you would like to get? A: What are my options? B: You can either get dial-up or DSL. A: Which one would you recommend? B: DSL is the best choice. A: Why is DSL better?

发表于:2018-11-30 / 阅读(211) / 评论(0) 分类 英语情景对话-日常生活

爸爸给了丹尼尔钱让他去买票,并要确定地铁路线和转乘路线,丹尼尔能完成任务吗? Dad: Daniel, here is some money for the tickets. Daniel: OK, it's my pleasure. How many tickets? Dad: Oh, like a gentleman. Two tickets

发表于:2018-12-05 / 阅读(135) / 评论(0) 分类 英语大赢家下册

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(154) / 评论(0) 分类 VOA2003(下)-农业与经济

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(173) / 评论(0) 分类 Scientific American(一)月

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02

发表于:2019-01-02 / 阅读(167) / 评论(0) 分类 科技之光

发表于:2019-01-03 / 阅读(175) / 评论(0) 分类 奥运英语

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(152) / 评论(0) 分类 医务英语

[00:30.30]lesson 33 [00:48.14]1.What is the matter with Sharon? [00:53.47]She has hurt here shoulder. [00:58.93]2.what does the doctor tell her to do? [01:06.87]The doctor tells her to use a special treatment. [01:14.24]Language points: [01:19.88]1.L

发表于:2019-01-10 / 阅读(325) / 评论(0) 分类 高中英语人教版高三

Locals in Uganda are lauding a construction project financed by China which is creating the East African country's largest hydroelectric power plant. The 600-megawatt (MW) Karuma Hydroelectric Power Plant is located at the mid-western district of Kir

发表于:2019-01-19 / 阅读(209) / 评论(0) 分类 2018CRI中国国际广播电台

By Cynthia Kirk ENVIRONMENT REPORT -May 31, 2002: Coqui Frogs Invade Hawaii This is the VOA Special English ENVIRONMENT REPORT. Experts say the American state of Hawaii has been invaded by a small fro

发表于:2019-01-28 / 阅读(169) / 评论(0) 分类 健康与环境

Beginners. Well, it's time for a new dog. For the past year, we have been a one dog family. But, you know, our dog, Rosie, is a wildly social lady. She goes crazy any time she meets another dog, a cat, a mouse, or a bird, let alone a human. But, the

发表于:2019-01-28 / 阅读(133) / 评论(0) 分类 英语博客 A cup of English

从古至今,人类在不停地探索能够象鸟儿一样自由自在飞翔的方法,随着科技的进步和现代航空技术的发展,人类发明了各种飞行工具,滑翔伞就是其中一

发表于:2019-02-01 / 阅读(252) / 评论(0) 分类 奥运英语

Raw anti-drug campaign awakens state Ted Landphair | Missoula, Montana 04 February 2010 Photo: Montana Meth Project Adults across Montana were frightened by what they were seeing. Some hardly recognized their meth-addled teenagers. Related Links Mont

发表于:2019-02-02 / 阅读(136) / 评论(0) 分类 VOA标准英语2010年(二月)

By Melinda Smith Washington 14 May 2007 Top executives of the company that makes a powerful painkiller called Oxycontin admitted this week they lied about the drug's addictive qualities in order to boost sales. As VOA's Melinda Smith reports, worldwi

发表于:2019-02-03 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(五月)

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(166) / 评论(0) 分类 英语博客 A cup of English

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(182) / 评论(0) 分类 万物简史

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(140) / 评论(0) 分类 环球英语 Spotlight
学英语单词
'seventy
accidental bursa
acetamido-
acid lined converter
alcaligenes faecalis faecalis
alternate current servomotor
aneurysm of renal artery
anthostomella longispora
artemetine
as early as
be void of
bietaserpine
binary delay line
capped end (of a cable)
Cartists
casting radius
Cellulomonadaceae
Character-seed
connecting bus-bar
courbometer
courteyer
cow bingo
development tool
diplomatic privileges
Elatostema lungzhouense
facies angle
fall semester
fettuccine
fibre optic guidance
find favour with
first-down
Gagnef
genus Alocasia
genus rhodosphaeras
ground circle
half-circler
haverstocks
Hemikithe
hemroid
here comes
holvi glass
homogalacturonan
honeycomb structure
hypermetropy
International Finance Market
judicial astrology
kalikeratophyre spilite
langfelder
language laboratory
lay sth. at sb.'s door
linear separable time
low-temperature region
lysurus mokusin
Lyubcha
Maasin
metropolite
milkers
minimum average balance
miserabilism
Mishnaic Hebrew
more importantly
musculi stylopharyngeus
off peak energy
package plant
periodic cocainism
pilot-scale chemical reaction
pre-course
present standard background system
prosites
put the fritz on
renerve
saiff
salernoes
scanning ordering
shimming plank
shuttle box slide
snapshoot
specialized prevention
stereomicrographs
SWALK
television advertisement
temporary ground
temporary share or stock fraction
testicle (or testis )
Tetrahydrophenobarbital
the ukraine
Thousand Islands
time structure of investment
transact with sb for sth
transit permit
tricresyl phosphate
Ultracet
unanimated
unshrived
UpperCamelCase
vasoconstrictor centre
voltage dependence
volume specific heat
woody plant community
yttrium carbide
zikurats
zone field