氨基酸的形成

1. What is this? 2. What is that? 3. What's this? 4. What's that? 5. What are these? 6. What are those? 7. Where is Mr. King? 8. Where is Ms. Knight? 9. Where's Johnny? 10. When's the movie? 11. When's lunch? 12. How is the food? This is a table. Tha

发表于:2018-12-02 / 阅读(133) / 评论(0) 分类 英语词组对话

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(84) / 评论(0) 分类 经济学人科技系列

Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition

发表于:2018-12-18 / 阅读(130) / 评论(0) 分类 2017年VOA慢速英语(十)月

football, soccer 足球 field, pitch 足球场 midfield 中场 kick-off circle 中圈 half-way line 中线 football, eleven 足球队 football player 足球运动员 goalkeeper, goaltender, goalie 守门员 back 后卫 left 左后卫 right back 右后卫

发表于:2018-12-19 / 阅读(70) / 评论(0) 分类 实用英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. Next time you are shoveling snow off your walk, don't blame the weatherman, blame bacteria. Because an international team of scientists has found that micr

发表于:2018-12-24 / 阅读(82) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? We live in a nice neighborhood. Of the galaxy, that is. The sun is about halfway toward the outer edge of the Milky Way. But the sun may have migrated vast distances t

发表于:2018-12-24 / 阅读(89) / 评论(0) 分类 Scientific American(九)月

forest n.森林 forever ad.永远 forge v.打(铁等);锻造;伪造 forget vt.遗忘;忘却,忘掉;编造(谎言) vi.忘记 forgive vt.原谅;免除(债务等) fork n.叉;分岔 form n.形式;类型;格式 v.形成 formal a.正式的,

发表于:2018-12-30 / 阅读(73) / 评论(0) 分类 大学英语四级词汇拼读版

92 注意街头食品的卫生 DEVELOPMENT REPORT September 10, 2001: Street Food SafetyBy George Grow (Start at 1'01

发表于:2019-01-02 / 阅读(67) / 评论(0) 分类 科技之光

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(119) / 评论(0) 分类 医务英语

Information society 信息社会 Gary: [from Covent Garden in London] Ive chosen one of the hottest days of theyear to take a short stroll from our BBC studios to nearby Covent Garden. Imvisiting Hakim Kahtan, whos manager of Global Tele-Call. This part

发表于:2019-01-07 / 阅读(97) / 评论(0) 分类 英语讨论

Acid 酸 Why does the lemon taste sour? 为什么柠檬的味道很酸? It is because of the acid in a lemon. 因为柠檬里有酸。 Then what is acid? 那么什么是酸? All substances with a sour taste are kinds of acid. 所有带酸味的物质

发表于:2019-01-10 / 阅读(75) / 评论(0) 分类 与美国小学生一起学英文第12册

Key Sentences(重点句子) 86.Madam.What can I do for you? 夫人。我能为您做些什么? 87.I'm looking for a man whose name is John. 我在寻找一位男士,他的名字叫约翰。 88.Could you tell me his room number,

发表于:2019-01-30 / 阅读(82) / 评论(0) 分类 实用英语

AGRICULTURE REPORT - Farmers Organize to Try to Control Potato SupplyBy Jerilyn Watson Broadcast: Tuesday, October 17, 2006 This is the VOA Special English Agriculture Report. Sorting potatos Potatoes

发表于:2019-01-30 / 阅读(65) / 评论(0) 分类 2006年慢速英语(十)月

TEHRAN, Oct. 18 (Xinhua) -- Iranian(伊朗) leaders on Monday urged for the quick formation of the Iraqi government, saying that will serve the interests of the Iraqi people and enable them to enjoy stability, security, unity and prosperity(繁荣

发表于:2019-02-06 / 阅读(111) / 评论(0) 分类 英语新闻

生活英语:先有鸡后有蛋 What came first, the chicken or the egg? Scientists in Britain think it was probably the chicken, after using new computer technology to try and crack the age-old riddle. Researchers at the Universities of Sheffield

发表于:2019-02-14 / 阅读(57) / 评论(0) 分类 实用英语

Words of Sports: Football 足球 football, soccer, Association football 足球 field, pitch 足球场 midfied 中场 kick-off circle 中圈 half-way line 中线 football, eleven 足球队 football player 足球运动员 goalkeeper, goaltender, goalie

发表于:2019-02-14 / 阅读(59) / 评论(0) 分类 实用英语

It feels like all three of you have been living under there. Something that. 感觉你们三个 一直住在那底下 Melanie, if the stalactites grows from the ceiling of the cave, 梅拉妮 如果说钟乳石是从洞穴的顶上长下来的 what f

发表于:2019-02-15 / 阅读(65) / 评论(0) 分类 艾伦脱口秀

Key Sentences(重点句子) 72.Is there any place in the hotel where we can amuse our-selves? 旅馆里有娱乐场所吗? 73.If you want to take a walk, you can go to the garden. 如果您想散步,可以去花园。 74.There i

发表于:2019-02-17 / 阅读(91) / 评论(0) 分类 实用英语

D You are what you eat. This saying has provided scientists with clues(线索)about the diet of hominids- our early relatives of 3 million years ago. Studying carbon atoms(碳原子)locked up in tooth

发表于:2019-02-26 / 阅读(160) / 评论(0) 分类 实用英语

resistance n.抗拒;抵抗力 The policy suffered strong resistance from the working class. 该政策遭受劳动阶级强力反弹。 Your body's resistance becomes low if you stay up late frequently. 如果你经常熬夜,身体的抵抗力就会

发表于:2019-03-17 / 阅读(322) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
abeigh
absolute heating effect
accumulator address
acoustoelectric
aircraft wireless control
APPMPE
articular surface
arylhydroxylamine
Aso-wan
baby vamp
backward magnetic tape
beadnell b.
beta-gamma survey meter
bowel disease
calculating the charge
caveperson
cistron (benzer 1957)
clearcreekite
confidentiality key management services
contract high
corrugated hose
creamed chicken and ham soup
cunnilinctuss
decomposition curve
dedicated data
derrick head fitting
digital-camera
dimensional equation
disgorgements
ed-mund
edge of coverage
engineering control of air pollution
extractive netallurgy
fire sb up
fractured hydrocarbon reservoir
Gelidocalamus solidus
general interconnecting network
green-room
had no conception of
harmful impurity
hayel
hentoffs
Heraclitan
horizontaldischarge tube
hydrometer degree
hylobates concolor
idropise
indicated specific heat consumption
inverse circulation
junction pole transposition
Kisubi
krakoff
lay a hand on
least-integral-square error
leonensis
liner rerms
methoxygossypol
mini-stages
motive picture
normalized device coordinates
ONE OUT OF
osteochondrous
Osvaldo
oven-dry weight
perceptio
petiolary
petroleum deposit
pipelined system
position-transducer
posse
practicing license
protein paint
punchless
queynt
reflection interferometer
reflexogenic
run-time binding
Sauveterre-la-Lémance
Scotry
signal mechanic
silicon micromachining
st. pierre
stainable
Stavka
strong component
stufffed animal
T-beam
Taewang-ri
telisa
temlisartan
theobromine
toora
Topografov, Pik
trawling gear
triuncina brunnea
turn ... upside down
unturbaned
video-conference
wear-and-tear
web application manager
xantholith (staurolite)
year planner