[医] X形管

Dad, Can You Tell Me How to Get Rich? My dad put down the evening paper. Why do you want to get rich, son? Because today Jimmy's mom drove up in their new Cadillac, and they were going to their beach house for the weekend. He took three of his frien

发表于:2018-12-06 / 阅读(92) / 评论(0) 分类 动物街64号 Zoo Lane 第一季

By Paul Sisco Washington D.C. 24 January 2008 Wing Power, wave power, people power. Italian inventor Lucien Gambarota tries to capitalize on all three. VOA's Paul Sisco explains in this week's Searching for Solutions report. Lucien Gambarota is a vis

发表于:2018-12-16 / 阅读(104) / 评论(0) 分类 VOA标准英语2008年(一月)

Lesson 97 The Body 第97课 人体 If you wish to keep your body healthy, you must learn something about its inside as well as about its outside. 你想要有一个健康的身体, 那就不仅需要了解它的外部结构, 更要明白它的内在构

发表于:2018-12-18 / 阅读(63) / 评论(0) 分类 英国学生科学读本

插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass

发表于:2018-12-18 / 阅读(84) / 评论(0) 分类 英文语法词汇

Bottled water companies often brag about the purity of their drinks. Just imagine if they found a water source that's been cut off from the outside world for well over a billion years. Well, scientists have discovered just that, in isolated reservoir

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(110) / 评论(0) 分类 Scientific American(九)月

Elon Musk's Hyperloop is getting its first working test track When Elon Musk, the PayPal billionaire, announced his plans for a near-supersonic transport system of passenger capsules levitating inside tubes it sounded like science fiction. Now the co

发表于:2018-12-28 / 阅读(62) / 评论(0) 分类 英语PK台

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(164) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 Scientific American(四)月

drain作名词的时候可以指下水道。看见go down the drain这个习惯用语,你头脑里可能会出现这样的情景:有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里,在他还没来得及作出反应的

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 美国俚语

Todd: OK so, here we go, now Terry you were saying that you went from Vancouver to San Diego. How many days did that take? Terry: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back so 40 days on t

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 原版英语对话1000个

我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词: down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里:go down the drain。 Drai

发表于:2019-01-14 / 阅读(147) / 评论(0) 分类 美国习惯用语

类缘何而来?猩猩?还是猿?要追溯到更远的话,应该是单细胞生物吧! 纳尼!还不对? 那究竟是什么呢? 今天的节目将为您讲述生命的起源 Life Traces in Lava Don: Can I ask you something, Ya?l? Ya?l

发表于:2019-01-26 / 阅读(72) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
abraximorpha davidii ermasis
acetyl piperidine
adventuresomely
advice cards
aerozoon
algol c
allocatings
Anglical
anisotropic diffusion coefficients
arabinosyl nucleoside
artificial horizons
Ban Hin Dat
barraged
Buddha
castras
catchment glacier
character of measure space
characterization foctor
chliasma
chromobindin
Clarke's tongue
clivvy hook
compound feed-screw
cosmic abundance of elements
covering letters
cucurbitene
cutter making machine
cyanizes
D5S
data storage apparatus
diameter outside bark
double budded tree
drapery department
drift test
dynamic MOS shift-register
dyse
fells
fetch sth to a close
gate arm
Georgenthal
grain loading booklet
half-darks
hemosome
impact of performance
infringe the sovereignty
inhabited environment
interrelated trade
isodromic
jackye
knife-edge armature
kulaks
Larantuka
lateral gustiness
lewis form
like a maniac
Loch Ness
long-hour
loquito
maranon
micropituicyte
minimum resolvable temperature difference
nationalization of enterprises
nidrs
non-stocks
nostalgia
page-printing teleprinter
painted leaves
paleogeologic map
periclinal chimaemeras
pique oneself upon
platanthera bifolias
pressure vessels
quatres
recursive method
rubberer
schmaltzs
segmentative
selective identification facility (sif)
Sideritis
sign an agreement
spenceley
spoonleaf yucca
startler
step up your game
surface-ship torpedo tube
tanger
tbsp
temperature humidity chamber
teratism of testis
terminal sensillum
thermoluminescent dosimetry
thin route master station
thumbnail representation
to drop out
toe extension
top science
toxic anemia
turtleneck sweater
unmotivates
vandal
voltaic element
yblessed