[化学] 共轭酸

Male: I think we better 1) review. Female: Yup good idea. Male: OK, the most important rule, the one that all the others serve to protect and 2) execute is that verbs and their subject must agree. Sin

发表于:2018-11-28 / 阅读(229) / 评论(0) 分类 疯狂英语2002年

Will Chinese Replace English as the Global Language? 汉语会取代英语成为世界语言吗? Facebook founder Mark Zuckerberg recently surprised Chinese students when he spoke to them in Chinese. In a talk at Tsinghua University in Beijing, Zucke

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 2014年VOA慢速英语(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(151) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation

发表于:2018-12-24 / 阅读(124) / 评论(0) 分类 Scientific American(四)月

Ok, here is the clinic for you guys out there on the Dos and Donts of finding emotional joy and carnal fulfillment in its most primitive form, if you get my drift. This male wildebeest dashes up to this herd of females, oblivious to the fact that ot

发表于:2018-12-30 / 阅读(263) / 评论(0) 分类 国家地理2008年

赫芬顿邮报:科学家预言,未来不久,人们将能够通过吞药丸来获取知识,一颗药丸下肚,可能就学会了一门外语.有这么简单的方法,那中国的同学们再不用担心英语学习了. 吃药丸学习英语? Huffingt

发表于:2019-01-01 / 阅读(120) / 评论(0) 分类 双语趣听精彩世界

Grammar Girl here. Today's topic is ain't and a few other troublesome contractions. To quote the famous opening lines of the first-ever talking picture, The Jazz Singer: Wait a minute, wait a minute! You ain't heard nothin' yet! You may have been chi

发表于:2019-01-02 / 阅读(207) / 评论(0) 分类 英语语法 Grammar Girl

图片1 Today's topic is lay versus lie. Lay Versus Lie First, we'll do the easy part, which is the present tense... If you exclude the meaning to tell an untruth and just focus on the setting/reclining meaning of lay and lie, then the important dist

发表于:2019-01-02 / 阅读(156) / 评论(0) 分类 英语语法 Grammar Girl

From VOA Learning English, this is the Health Lifestyle report. Nearly 790 million people around the world do not get enough to eat. Most of them live in developing countries. Many parts of the developing world do not have transportation systems in p

发表于:2019-01-02 / 阅读(191) / 评论(0) 分类 2017年VOA慢速英语(六)月

Study: We Learn Language in Pre-Human Area of Brain From VOA Learning English, this is the Health Lifestyle report. A new study from brain researchers helps explain how the human brain evolved, or changed over time, to permit people to speak and writ

发表于:2019-01-03 / 阅读(132) / 评论(0) 分类 2018年VOA慢速英语(八)月

Today, Bonnie Trenga will help us figure out whether a fast-food chain is on the cutting edge of grammar, or its just being creative with verb tenses. Its time to dissect the McDonalds advertising slogan Im loving it. An ESL teacher named Devaki wrot

发表于:2019-01-10 / 阅读(154) / 评论(0) 分类 英语语法 Grammar Girl

WHO Approves Infant Meningitis Vaccine 世界卫生组织已批准婴儿脑膜炎疫苗 The World Health Organization has approved the use of a meningitis vaccine for infants in sub-Saharan Africa. The vaccine has been given to older children and you

发表于:2019-01-14 / 阅读(124) / 评论(0) 分类 VOA标准英语2015年(一月)

Olive oil is 100% fat; there's nothing else in it. 橄榄油含有100%的脂肪,除此之外没有别的。 Pancake mix, on the other hand, is only about 11% fat. 相反,煎饼只有约11%的脂肪。 And, yet, olive oil is good for you, and panc

发表于:2019-01-17 / 阅读(131) / 评论(0) 分类 TED演讲教育篇

Facebook founder Mark Zuckerberg recently surprised Chinese students when he spoke to them in Chinese. In a talk at Tsinghua University in Beijing, Zuckerberg spoke Chinese for about 30 minutes. Although his Mandarin was far from perfect, students an

发表于:2019-01-17 / 阅读(106) / 评论(0) 分类 英语语言学习

Ok, here is the clinic for you guys out there on the Dos and Donts of finding emotional joy and carnal fulfillment in its most primitive form, if you get my drift. This male wildebeest dashes up to this herd of females, oblivious to the fact that oth

发表于:2019-01-22 / 阅读(141) / 评论(0) 分类 自然百科2008年

AGRICULTURE REPORT - Scientists Clone Pigs to Make Omega-3 Fatty AcidsBy Mario Ritter Broadcast: Tuesday, April 04, 2006 I'm Faith Lapidus with the VOA Special English Agriculture Report. Scientists s

发表于:2019-01-30 / 阅读(135) / 评论(0) 分类 2006年慢速英语(四)月

By Naomi Schwarz Dakar 10 March 2008 With more than three months remaining in the peak meningitis season, outbreaks in Burkina Faso and Central African Republic have already taken hundreds of lives. But the World Health Organization says a new, low-c

发表于:2019-02-03 / 阅读(114) / 评论(0) 分类 VOA标准英语2008年(三月)

You need to take proper care of your eyes to maintain good eyesight. There are few fundamental rules that have to be done for good eye care. As you know very well that exposure to sun is very bad for the eyes. Similarly, if you use computer for long

发表于:2019-02-09 / 阅读(215) / 评论(0) 分类 英语小短文

Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起,就得到了蛋白质。我们需要大量的蛋白质。 No one really knows, but there may be as many as a million types of pro

发表于:2019-02-17 / 阅读(116) / 评论(0) 分类 万物简史

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说,每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

发表于:2019-02-18 / 阅读(387) / 评论(0) 分类 阅读空间
学英语单词
Amery Ice Shelf
anti-slide pile
applications on tap
automobile trunks
autonomous thrombocytos
balancing sleeve
bantry
baptised
Basaljel
by twos
carpenter's clamp
chalk-mark
closed track circuit
color translation
cosmocampuss
cottons to
cuspate sandkeys
deep-winter
details of commerce
dhansak
don't you dare
DP, D.P.
dragoslavs
dry burning coal
exhaustor
fap on it
feet wet
fluorine isotope
fly at higher game
gain an advantage over
hanway
hare's eye
hoop rolling mill
Hydrochlorbenzethylamine
illogicality
immerged coil heat exchanger
indicator work
is.the
isolo
kr20 coefficient
La Rochefoucauld
lachrymal secretions
malignant neoplastic diseases
marry andrew
maximum rest time
merstham
methylpiperidinopyrazole
mightest
mittatur
molestings
motion equations
musculi lumbricales
niccolites
non-dedicated file server
normalized convariance
octomitus pulcher
OODBS
pet clothes
PHM-27
photo-graphic
photochemical initiation
physical protection system
pineal calcification
polymerization isomerism
postolivary sulcus
program identication
progression wave motion
Pībor Wenz (Pibor River)
receiving synchro
Reeuwijkdorp
rhodizonic
ride on horse of ten toes
riding bitch
road apple
rosette plate
Round Lake Park
scoops
scroddles
seekers
shaker sort
sichuan peppercon
silver-activated zinc sulfide
simulation of data processing
sophi
South Williamson
Suckling, Sir John
summing up
tempestarii
the hundreds
the U.K. corporation tax rules
titling fount
TLAN
Tragopogon porrifolius
transmission echelon
twin-screw motor vessel
unaided eye
unhasted
vector statement generation
vegetal retardance
walked up
Willerby
zarela