8-喹啉羧酸

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(144) / 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(137) / 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(151) / 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(76) / 评论(0) 分类 英语大赢家下册

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 carb-, carbo- 表示碳 carbon = carb + on n. 碳 carbohydrate = carbo + h

发表于:2018-12-19 / 阅读(83) / 评论(0) 分类 英语PK台

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(123) / 评论(0) 分类 科技之光

In the English language, putting two -ing words together often is not only natural but correct. Listen to an example: Ive been avoiding going to the doctor. In todays Everyday Grammar, we will look at examples of when two or more -ing words appear ne

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 2018年VOA慢速英语(三)月

What you eat affects more than physical health. Two new studies have added to the growing evidence linking the stomach and the brain. In a report in the Proceedings of the National Academy of Sciences, researchers studied how junk food can trigger ad

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 Scientific American(十一)月

FRITZI BODENHEIMER: This is SCIENCE IN THE NEWS in VOA Special English. I'm Fritzi Bodenheimer. FAITH LAPIDUS: And I'm Faith Lapidus. Winter conditions are affecting many countries in Earth's northern hemisphere. Winter brings cold weather and, with

发表于:2019-01-11 / 阅读(342) / 评论(0) 分类 2010年慢速英语(二)月

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(113) / 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(87) / 评论(0) 分类 英语博客 A cup of English

Diet and the Brain A study in the Proceedings of the National Academy of Sciences finds that brain chemicals linked to addiction are in play with a high-sugar diet, and a study in the Archives of Internal Medicine shows that a high-carb diet had last

发表于:2019-01-30 / 阅读(199) / 评论(0) 分类 60秒科学

SCIENCE IN THE NEWS - Diet News / Big Plans for Losing Weight / New Drug for Malaria By Broadcast: Tuesday, June 01, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Sa

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 科技之光

The case for prenuptual agreements may have just gotten stronger: According to a new survey by credit-tracking company Experian, 16 percent of newlyweds admit they are hiding a financial account from their spouse. 婚前协议的案例与日俱增。信

发表于:2019-02-01 / 阅读(71) / 评论(0) 分类 实用英语

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(142) / 评论(0) 分类 2007年VOA标准英语(五月)

VOICE ONE: Many people who try to lose weight know that no diet is perfect.But two new studies show that a diet low in carbohydrates can cause faster weight loss than a diet low in fats. This was true at least in the short term. Researchers published

发表于:2019-02-06 / 阅读(99) / 评论(0) 分类 英语杂谈

There are lots of different diets. On of them is called the low-carb diet. If you were on a low-carb diet you would eat... 节食方法有很多种,有一种叫做低碳水化合物饮食,若你就是这种情况,你会吃什么呢? a) less fish b) less pasta(意大利面条) c) les

发表于:2019-02-06 / 阅读(229) / 评论(0) 分类 六分钟英语

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(112) / 评论(0) 分类 英语博客 A cup of English

STEVE INSKEEP, BYLINE: Some people who watch what they eat may be overlooking the most important things. Counting calories is a bit too simple. Cutting carbs is a bit too hard. So what can you do? NPR's Allison Aubrey has a different strategy. ALLISO

发表于:2019-03-04 / 阅读(145) / 评论(0) 分类 2019年NPR美国国家公共电台1月

Don: Today on A Moment of Science Yael and I are talking about... lunch. Yael: Actually, we're going to talk about Don's lunch--and just how healthful, or unhealthful, it is. D: Well, I don't think you're gonna see too much unhealthful stuff, Yael. T

发表于:2019-03-06 / 阅读(133) / 评论(0) 分类 英语时差8,16
学英语单词
air conditioner house
alsnritolic acid
amino acid REN ligase
an all-nighter
anaplast
antenna focal length
apostlehood
arbust
ash-chute
asphyxiated
attitude of mind
back-up funding
bacteroides fusiformis
bartos
boarding gate
Boise National Forest
bougeant
bowpres
bulwark strake
call centres
celanol colours
Chobert rivet
circuit calculation
closed cycle fuel cell
cold work
copper metabolism
cross attenuation
data-structure tree
electronic quenching circuit
embryo culture method
farly
fenestrated bandage
filled timber crib
flagged variable
fully-distributed system
Furacoccid
gas recovery system
genuflexuous
Gorton, John Grey
Herschel-type venturi tube
iliopectineal line
isoprenoid
Iznoski
journ-chopper
KeyBanc
khoomei
left hand auger
literary gent
longeval
low pressure side
macrocirculatory
Manx
marie-antoinettes
maze decision
mesenteric pregnancy
Metabolists
Mādhogarh
neo-realists
net production rate
nondivorced
nonhypertext
nonunionised
octalogy
odorata
old sport
pars calcaneocuboidea (lig. bipartiti)
patent fuel
photoisolator
pirmagrel
pokrovskite
pontellid
primary recipient
productive memory
proepipodite
prophetless
quotation table
ragings
rehandling facilities
Rennell Island
repetition addressing
salpiform
sarcolysin
seedlot
sex controlled inheritance
shattaradan
signal chest
single ga(u)ge measurement
siphonings
stave woods
stratificational grammar
sympamin
task-relevant
tax luxuries
taxation treatment
tissick
tonique
Tulvinskaya Vozvyshennost'
type of enterprise
unconcede
unconditional stable
Veronica alatavica
Watanoka