[化] 中环化合物

This is the VOA Special English Development Report. Right now, the top story in AIDS research involves newly announced findings about adult male circumcision. Two studies in Africa found that circumci

发表于:2018-11-27 / 阅读(425) / 评论(0) 分类 2006年慢速英语(十二)月

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

发表于:2018-12-02 / 阅读(126) / 评论(0) 分类 Scientific American(十二)月

A: Hi, what can I get for you? B: Hello, may I have a double cheeseburger? A: With everything on it? B: That sounds great. A: Did you want fries with your order? B: May I get a large order of curly fries? A: Did you want something to drink? B: Get me

发表于:2018-12-02 / 阅读(229) / 评论(0) 分类 英语情景对话-餐厅

A: Welcome, what would you like to order? B: I would like to get a double cheeseburger. A: Would you like everything on it? B: I would like everything on it, thank you. A: Do you want any fries? B: Let me get some large curly fries. A: Can I get you

发表于:2018-12-02 / 阅读(172) / 评论(0) 分类 英语情景对话-餐厅

1. Parts of North Carolina all the way up to Massachusetts have been rattled by an earthquake. The 5.9-magnitude quake was centered in Virginia and has caused minor damage and some injuries. 2. Hundreds of Libyan rebels have stormed one of Muammar Ga

发表于:2018-12-15 / 阅读(170) / 评论(0) 分类 美联社新闻一分钟2011(八月)

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(182) / 评论(0) 分类 Scientific American(三)月

Ever wondered why mosquito eat some people up but leave others relatively unscathed. a new study find this prefential treament due to smells produced by the microscopic critters that cover our bodies. the reaserch is in the journal public library sci

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Take a deep breath. Taste anything? Actually, your lungs may, because scientists have discovered that the same receptors that exist on the tongue to tast

发表于:2018-12-24 / 阅读(119) / 评论(0) 分类 Scientific American(十)月

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2018-12-30 / 阅读(118) / 评论(0) 分类 词汇大师(Wordmaster)

This book stinks! is really a bad review. But even a classic work can start to smell when it gets old enough. Now chemists have developed a technique that identifies what kind of degradation process an old book or historical document is going through

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Chemistry goes to the University of Delawares Richard Heck, Purdues Ei-ichi Negishi and Hokkaido Universitys Akira Suzuki for their work in develop

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Wine can help keep conversation flowing at a dinner party. And now it looks like that wine may aid in materials science as well. Japanese researchers dis

发表于:2019-01-08 / 阅读(218) / 评论(0) 分类 Scientific American(三)月

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2019-01-18 / 阅读(100) / 评论(0) 分类 英语单词大师-Word Master

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2019-02-14 / 阅读(156) / 评论(0) 分类 英语单词大师-Word Master

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2019-02-14 / 阅读(97) / 评论(0) 分类 英语单词大师-Word Master

进行英语面试时,面试官会问到,你为什么觉得你胜任这项工作。那么你的回答就要让面试官相信你能把这份工作做好。本文列出了一些常见的问题和回答,仅供参考。 I (Interviewer 面试者) A

发表于:2019-02-18 / 阅读(172) / 评论(0) 分类 实用英语

Hey Don, do you like asparagus? Yep, I love it Yael, can't get enough. But don't you notice there's a certain problem after you've eaten it? Problem? Yeah, everybody knows that eating asparagus can cause a rather unpleasant smell in your urine. I did

发表于:2019-02-23 / 阅读(95) / 评论(0) 分类 英语时差8,16

But thats what comes out after we eat asparagus, which is not necessarily the same was what went in. Our digestive systems do some pretty complex chemistry, you know. Plus, the act of cooking the asparagus probably changes the chemistry around a bit,

发表于:2019-02-23 / 阅读(138) / 评论(0) 分类 英语时差8,16

Why is my verse so barren of new pride, 为什么我的诗缺乏点晴之笔, So far from variation or quick change? 行文沉闷呆板,千篇一律? Why with the time do I not glance aside 为什么我的诗不顺应时尚, To new-found meth

发表于:2019-02-24 / 阅读(201) / 评论(0) 分类 莎士比亚十四行诗全集
学英语单词
aluminose
anabranches
anti-kickback attachment
authoriality
back hitch
beta-peptides
blade stirrer
blastozooid
bolt threader
breast up to
Brentwood
brighten out effect
calochromus shirozui
camstone
Chanelisms
charity organization work
Chromobacterium violaceum
chug along
circle of rotation
concepcin
count someone out
counter-argumentation
cut ... short
daguerreotype
damaged ecosystem
Desmodium dichotomum
dolesomely
don't-call
dowsts
Dumet
El Guerrouj, Hicham
elephant shrew
fake medicine
Fish Hoek
fluid stress
flux cored electrode
fragilitas ossium
frambesia
front end computer
Glengariff
GM_past-typical-errors
graph grammer
haslekaas
high order bit
Hooray Henry
instruction to bidders
interactive proof
isopower
it's Gucci
itinerant
jorgenson
khinite
labelled element
lace-up boots
lap width
lead-off
leave at someone's disposal
livors
local processor
macrocalyx
Me-ACPTU
merge-match
minimum close duration
Mitrastemonaceae
natrium sulfuricum effervescens
nay-sayers
nether garments
non-durable goods
of marriage
ono
organizational authority
osler's toe
partial loss of freight
Phytelephas macrocarpa
practical reason
private wire connection
pusule
qualitatively identical labor
rcia
real time streaming protocol
relative degree of development
river terminal
semiquantitative assessment
sheetflood
shoe shell
Standard Forms of Charter Party
stoneware for industrial purposes
subclutter visibility
subsonic trailing edge
tacted
taskmix
temporary out of stock
ternated leaf
the hotss
turpentole
ubiqwitous
vapo(u)r volume
venae basalis
Verracos, Ensenada de
visual photometry
wall panels
wazzock