[化] 接四嗪; 1,2,3,4-连四嗪

Newsman: The latest publishing craze which has taken off all over the world, is the publication of what have come to be known as 'zines, short, of course, for 'magazines'. However, unlike magazines, whose fortunes ebband flow, these thinner and less

发表于:2018-12-04 / 阅读(189) / 评论(0) 分类 202 Useful Exercises for IELTS

Section 48 Magazines For just about every interest in life, there is a magazine. What do you mean? Well, you think of a subject, and you can be sure there is magazine you can buy for it. Yes, I suppos

发表于:2018-12-07 / 阅读(120) / 评论(0) 分类 英语导读1000句

CalendarsAre you looking forward to summer? In Saint Petersburg, where this article was written, a day can be less than less six hours long in the middle of winter and nearly 19 hours in summer. At this time of year, you can easily see in peoples fac

发表于:2018-12-07 / 阅读(128) / 评论(0) 分类 英文杂志-Magazine

GamblingHuman beings have spent large amounts of money trying to beat the laws of probability for centuries. More than thirty countries currently have legalized gambling in the form of national lotteries or private casinos. In the last ten years this

发表于:2018-12-07 / 阅读(115) / 评论(0) 分类 英文杂志-Magazine

AWARDSby Chris RoseThe Nobels are the originals, of course. Alfred Nobel, the man who invented deadly explosives, decided to try and do something good with all the money he earned, and gave prizes to people who made progress in literature, science, e

发表于:2018-12-07 / 阅读(131) / 评论(0) 分类 英文杂志-Magazine

It's all been done beforeby Linda BaxterToday's amazing newspaper headline! First family of four to walk to the South Pole wearing Mickey Mouse ears and clown's shoes. No, not really. It isn't true. I invented it. But I wouldn't be surprised to see i

发表于:2018-12-07 / 阅读(102) / 评论(0) 分类 英文杂志-Magazine

A: What can I do for you today? B: I need to return a book. A: Can I do anything else for you? B: I want to check this magazine out. A: We dont allow people to check out magazines. B: Why not? A: Its just a policy of ours. B: So what am I allowed to

发表于:2018-12-16 / 阅读(116) / 评论(0) 分类 英语情景对话-图书馆

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

Wormholesby Linda BaxterHave you ever read Carl Sagan's 1985 science fiction novel 'Contact'? Or have you seen the film of the same name starring Jodie Foster? If you have, then you will remember the scene near the end of the film, when the heroine t

发表于:2019-01-02 / 阅读(185) / 评论(0) 分类 英文杂志-Magazine

Surfingby Nik PeacheyI've spent most of my entire life surfing, the rest I've wasted. (Anonymous) It seems that the oceans of the world have become many things to many different people. For some the ocean is a source of food and income, for others a

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 英文杂志-Magazine

Disabilityby Chris WilsonNowadays in the west the able bodied are constantly reminded that disabled people have rights just like everyone else and they mustnt discriminate against them in any way. Public buildings have to have ramps and toilets big e

发表于:2019-01-02 / 阅读(177) / 评论(0) 分类 英文杂志-Magazine

Universitiesby Richard SidawayCairo, Bologna, and Paris have been offering them the longest. What am I talking about? A university education, of course. So who goes to university and what do they get out of their experience? More than a quarter of th

发表于:2019-01-02 / 阅读(211) / 评论(0) 分类 英文杂志-Magazine

Physical educationby Richard SidawaySchool days are supposed to be the best days of your life and part of that experience usually involves some strenuous physical activity. I asked some colleagues to give me their recollections of what happened to th

发表于:2019-01-02 / 阅读(195) / 评论(0) 分类 英文杂志-Magazine

Archaeologyby Paul MillardArchaeology, like many academic words, comes from Greek and means, more or less, the study of old things. So, it is really a part of the study of history. However, most historians use paper evidence, such as letters, documen

发表于:2019-01-02 / 阅读(203) / 评论(0) 分类 英文杂志-Magazine

Amelia Earhartby Linda BaxterAmelia Earhart was born in 1897, in Kansas, USA. Even as a child she didn't behave in a conventionally 'feminine' way. She climbed trees and hunted rats with her rifle - but she wasn't particularly interested in flying. S

发表于:2019-01-02 / 阅读(191) / 评论(0) 分类 英文杂志-Magazine

Consumer societyby Julie BrayThere is enough on earth for everybodys need, but not for everyones greed. Gandhi If we only bought things we needed, there would be enough for everybody. What do we need? What you need depends on how old you are and your

发表于:2019-01-02 / 阅读(180) / 评论(0) 分类 英文杂志-Magazine

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(154) / 评论(0) 分类 医务英语

A: May I help you? B: I would like to return this book. A: May I do anything else for you? B: I would also like to check out this magazine. A: I cant let you do that. B: Why is that? A: Our policy doesnt allow anyone to check out the magazines. B: Wh

发表于:2019-01-11 / 阅读(132) / 评论(0) 分类 英语情景对话-图书馆

A: How may I help you? B: I want to return this video. A: Is that all you need? B: I also need to check this magazine out. A: Youre not allowed to do that. B: I dont understand. A: Its our policy. B: What can I check out? A: Only books or videos. B:

发表于:2019-01-11 / 阅读(152) / 评论(0) 分类 英语情景对话-图书馆

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(185) / 评论(0) 分类 万物简史
学英语单词
acoustic damping material
active homing missile
antibureaucrats
baciphelacin
Balaoan
boiler fuel oil burning pump
bridgebuilding
canal system power station
cathartically
central statistical division
Changsha
clomiphenes
cloverleaves
coherent processing system design
comma operator
commercial grade fuel
condensing routine
count rate meter
counter motion
delicate constitution
diffuse bronchial spasm
double charging bell
dribbling nozzle
Dystecty
enrol for
eparchies
equipotential boundary
finishing slotting tool
funtuline
genysaryes
ghoulie
handed around
hornblende gneiss
hurricaneproof
hydrogen-platinium
impregnate coils
international payments balance
iodoamylum
joaquinite-(ce)
karasek
liquid level control system
literacy class
lithium ammonium sulfate
llc (logical link control)
lock-on-after-launch (loal) seeker
lysionotin
Mackenzie's amputation
Marquis, Donald Robert Perry
maturants
Megamonoporites
mesmerizes
microcannulas
mineral licks
monetary expression
monochloroaniline
multithread operation
narrow slit
newsgirl
oil record book
organizo
palais de danse
peak cap
perforation of tympanic membrane
Pinocchian
poly-alpha-pyrrolidone
polylaurylamide
populizers
potassium cupric nitrite
potential natural vegetation
recauterize
regelation
remedy allowance
remote operation cylinder
ridge rim
Roegneria ugamica
role-reversal
ropati
Rubus sachalinensis
Sabkha environment
salari
serial sorting
settle to do sth
sex cord
shaker rack
spacecraft reliability test
sternacosta
strip interval
student hostel
Tango Uniform
tenderizing
theory-of-finance
transilluminations
Trichogasterinae
ultramicrocut
unerase
veltman
viscous loss
vsm
wallfisch
Wingen
word aligned
zonal light flux