饲养细胞

Y: Hi, 我是Yang Chen. P:我是Patrick. (Rowing) Y:今天天气特别好。我和Patrick正在波多马克河上划船。 P: Hey, Look over there! Aren't those girls members of the Potomac Boat Club? Y: Let's go say hello to them. Sarah: Potomac boa

发表于:2018-11-30 / 阅读(212) / 评论(0) 分类 体育美语

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(244) / 评论(0) 分类 VOA2003(下)-环境与健康

25 Using the Copier GLOSSARY copier a photocopy machine; a copy machine; a machine that makes a copy of the text or image on a piece of paper so that it appears on another piece of paper * Can your copier make color copies or only black and white cop

发表于:2018-12-03 / 阅读(201) / 评论(0) 分类 2008年ESL之商务英语

One mystery was solved. Mr. Fogg had not had anything to do with the missing vase. But soon there was another mystery. Benny came early the next morning, but Toni and Doris were already in the store. Sam, the night watchman, had let them in before he

发表于:2018-12-06 / 阅读(121) / 评论(0) 分类 19 Benny Uncovers a Mystery

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Theres plenty of evidence that animals learn from one another. But until now, it was thought that only humans make judgment calls, such as that woman see

发表于:2018-12-24 / 阅读(169) / 评论(0) 分类 Scientific American(六)月

06Questions About a Product GLOSSARY printer a machine that puts an image or text from a computer onto paper* This printer is great for printing photos at home. What Im wondering is... I would like to know; I want to know; I am curious about somethin

发表于:2018-12-26 / 阅读(219) / 评论(0) 分类 2007年ESL之旅行交通购物

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(190) / 评论(0) 分类 国家地理2008年

Bees Have Different Jobs According To Their Age Bees take on different jobs in a bee hive according to their age. Many become food scouts when older, but not all scouts are the same. Some search for new flowers, while others fly to and from establish

发表于:2018-12-31 / 阅读(115) / 评论(0) 分类 英语听力文摘 English Digest

Paul: Could you help me? I have a few questions about this computer printer. Clerk: Sure. Ill try. Paul: What Im wondering is whether this machine can be used as a copier as well as a printer. Clerk: Yeah, it can. This is a multifunction machine. It

发表于:2019-01-11 / 阅读(141) / 评论(0) 分类 地道美语播客

Automation 自动化 A: Is the factory fully-automated? A:本工厂是全自动化吗? B: Not completely. Our production process is partially-automated. We use robots on the production line for routine assembly jobs but some of the work is still do

发表于:2019-01-14 / 阅读(168) / 评论(0) 分类 职业技术英语口语

Fish Capable of Judgment Calls In a report in the journal Behavioral Ecology, fish learned from watching other fish find food and comparing their success rates. Cynthia Graber reports. [The following is an exact transcript of this podcast.] Theres p

发表于:2019-01-30 / 阅读(168) / 评论(0) 分类 60秒科学

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(315) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(277) / 评论(0) 分类 趣味英语

Eels,来自美国的独立乐队。乐队名字有些奇怪,因为主场的名字,Everett,被称作Mr. E,所以乐队名尤其彰显了E这个字母的存在感么~I Like Birds这首歌是Everett写来纪念自己的母亲的,因为他妈妈

发表于:2019-02-11 / 阅读(115) / 评论(0) 分类 金属

李华和Larry正在讨论在报纸上看到的几个犯罪案件。今天李华会学到两个常用语:bottom feeder和bounce。 LH: Larry,你有没有看到报上说的那个被警察逮捕的毒贩? LL: Yeah, that guy is a real bottom feede

发表于:2019-02-12 / 阅读(146) / 评论(0) 分类 美国之音《流行美语》

JAPAN'S new prime minister admits he is no Mr Charisma - Yoshihiko Noda likens himself to a marine bottom-feeder rather than a glittering goldfish. But that, he says, is his appeal. JAPAN'S new prime minister admits he is no Mr Charisma- Yoshihiko No

发表于:2019-02-17 / 阅读(219) / 评论(0) 分类 实用英语

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(222) / 评论(0) 分类 英语新闻

When Feeding Birds, Think Safety and Health Feeding birds is a popular way to watch wildlife during the winter months. But many bird experts say the experience is often more pleasant for people than for birds. And it might even put wild birds at risk

发表于:2019-02-22 / 阅读(270) / 评论(0) 分类 2019年VOA慢速英语(二)月

Lesson 3 Nature 第三课 大自然 December 5 12月5日 Feed the Birds! 喂鸟趣! Read it! 读读看! Susie made a bird feeder. 苏希做了一个喂鸟器, It is really cool. 非常酷, The instructions were hard to understand. 但它的制作

发表于:2019-02-23 / 阅读(215) / 评论(0) 分类 大家说英语

Feeder clubs: Who's feeding whom? FRI 21 AUG 2015 Has Vitesse Arnhem lost its identity by becoming Chelsea's feeder club?

发表于:2019-02-24 / 阅读(163) / 评论(0) 分类 英语听力精选进阶版
学英语单词
accelerative
Acer sinopurpurascens
active cruise control
Alice bands
aramuss
aspecto
backward-wave tube oscillator
Barenton
be informed about
beta-gamma double bond
Black Combe
cash balance theory of money
chaff single
chaloners
commutator transformator
Cooksonia
core shift driver
crimsoned ginger sweetened
culture bottle
cyclophilins
daily news
deep-voiced
derived font
dividing wall type
drafty
earth's center
enstable
erasable
ESSU (electronic selective switching unit)
ethylene radical
excess portion
fibrillolytic
fire-bucket
free-swinging knife
gamobia
genus charronias
got high
handworked
heavy-ion reaction
Helstad
Hit me with your best shot
home-rule
homogeneous antibody
iridophores
Isothiazolylmethylpenicillin
Jupiter's regular satellites
know how market
lead spacing
lie at host
line of argument
liquid seal method
lunch-and-learn
magnetic resistor
marahbut
maranta bicolor ker
marginal rate of technical substitution
materials quantity variance
melt strength
methodologists
migration control data set
mine portal
minute of time
Montanchez
mounsoon
needlegrass
nucleoplasms
organizational resource
paravesical lymph node
pneumatic nail gun
preliminarily enjoin
provirophage
psilostachyus
public offices
quadrature formula with central differences
rattlesnake weed
Rottendorf
rtve
savelha
sharing processor time
siege-engine
soil tilth
stationary rivet die
surplus variables
svedberg
target heading
took abroad
top-of-mind awarenesses
tranking
two-coat work
unit pulverized-coal system
vaporizations
Vinberg
weak-link
welcome in/into
whole hanging method for installing wellhead
wing sets
witch
Wonougba
Xanchromatic
yield sharing forest
zappiness
zolpidem