固体电解质定氧浓差电池

Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,

发表于:2018-12-03 / 阅读(115) / 评论(0) 分类 初学者听力文摘精选

Texting while driving. Statistics say its the number one driver distraction. And it's also something Karol Smith fears everyday. It's kinda scary. As the mother of a teenage driver, it's not her son she's most worried about texting. It's the other dr

发表于:2018-12-11 / 阅读(99) / 评论(0) 分类 访谈录2009

Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many

发表于:2018-12-15 / 阅读(100) / 评论(0) 分类 VOA慢速英语2008年(六)月

Head to the mountains, and if the steep trails don't slow you down, the thin air will. There's less oxygen up thereso strenuous activity can leave you dizzy, out of breathor worse. But even though you're beat, biochemical processes are already busy a

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 2017年Scientific American(二)月

Fish do drink water, but how they consume it depends on where they live. Water gets into a fishs body through osmosis, the process in which water diffuses from a higher to a lower concentration. 鱼儿确实喝水,但它们怎样喝水却取决于其

发表于:2018-12-28 / 阅读(74) / 评论(0) 分类 初学者听力文摘精选

Can Oxygen Be Toxic?氧气有毒吗? In order for us to live we must have oxygen, so how can it be bad for us? Today we explain how oxygen can be toxic. 氧气是我们生存所必需的,所以它怎么会对我们有害呢?今天我们来解释为

发表于:2018-12-28 / 阅读(138) / 评论(0) 分类 初学者听力文摘精选

Psychologically defined, concentration is the process of centering one's attention over a period of time. In practical application, however, concentration is not as simple to deal successfully with as the definition may imply. For this reason, it is

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 双语有声阅读

By David Gollust Secretary of State Colin Powell, on his first visit to Brazil, says that country is a

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 VOA2004(下)--新闻盘点

By Claudia Blume Hong Kong 02 April 2008 The Asian Development Bank says while Asia will not be immune to the global slowdown, economies in the region will continue to see solid growth in 2008. But the bank warns in its annual outlook that inflation

发表于:2019-01-06 / 阅读(131) / 评论(0) 分类 VOA常速英语2008年(四月)

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm

发表于:2019-01-08 / 阅读(127) / 评论(0) 分类 Scientific American(五)月

Grab my hand take one step Come with me no regrets 'Coz we'll fly higher than what you can imagine When your heart is mine, anything can happen You're my baby I know you hear this song No need to worry about us You ain't doing nothing wrong Coz latel

发表于:2019-01-14 / 阅读(115) / 评论(0) 分类 节奏布鲁斯

LULU GARCIA-NAVARRO, HOST: It's not every day that scientists announce a new season. But that's what ocean researchers just did on the west coast. They say waters off Oregon, Washington and California now have a whole season when the oxygen level on

发表于:2019-01-17 / 阅读(117) / 评论(0) 分类 2018年NPR美国国家公共电台10月

On June 3rd, a train loaded with highly volatile crude oil derailed just outside the small town of Mosier in Oregons Columbia River Valley. More than 40,000 gallons of crude spilled out of the train. Some burned away in a 14-hour long fire at the sce

发表于:2019-01-17 / 阅读(139) / 评论(0) 分类 2016年Scientific American(十)月

凭借在iTunes和MySpace的成功,来自美国加州的流行女歌手科尔比凯拉特(Colbie Caillat)的处女专辑《Coco》一经发行便得到了很多歌迷的关注。在美国上市第一周,这张《Coco》共售出5万1千张,在本周的Billboard 200专辑榜中跻身前五名. 在没有与唱片公司签订合约之前

发表于:2019-01-23 / 阅读(226) / 评论(0) 分类 音乐咖啡厅

Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,

发表于:2019-01-26 / 阅读(104) / 评论(0) 分类 英语听力文摘 English Digest

Colbie Caillat-Oxygen I came apart inside a world 我在这个由怒气冲冲的人们组成的 made of angry people 世界里支离破碎 I found a boy who had a dream 直到有一天我遇见一个寻梦的男孩 Making everyone smile 他令他身边

发表于:2019-02-02 / 阅读(91) / 评论(0) 分类 好听的英文歌曲

Oxygen therapy can bring drug-free relief to many Vidushi Sinha | Washington, DC 15 December 2009 A new study shows that breathing pure oxygen can considerably lessen the agony experienced with severe headaches Cluster headaches are described by suff

发表于:2019-02-06 / 阅读(191) / 评论(0) 分类 VOA标准英语2009年(十二月)

I came apart inside a world 我在这个由怒气冲冲的人们组成的 made of angry people 世界里支离破碎 I found a boy who had a dream 直到有一天我遇见一个寻梦的男孩 Making everyone smile 他令他身边的每个人都能展颜

发表于:2019-02-20 / 阅读(122) / 评论(0) 分类 好听的英文歌曲

Cannot fall, never do regret Know just what is being said know the risk you take Keep your head above it all Sure you can fall but not now you gotta prove something new, being you, being you Can't feel, keep from asking why be the strongest at goodby

发表于:2019-02-25 / 阅读(140) / 评论(0) 分类 美国乡村音乐

台湾籍旅美老师今天交给我们的句子是: Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

发表于:2019-03-05 / 阅读(145) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
0536
a.t.m.a(american textile machinery association)
Aethaphen
air pressure test of boiler
algonquians
alone
asperifolius
autocarpic
Baluseni
baroda carpet
be living proof of
Bellmead
bow ties
bringing out in
burn-up equilibrium
captive nut
cardiac death
cerney
certification modify date/time
classification of goods
closed canopy
consul electi
Daudzese
dbcs/ebcdic mixed field
delta-wing, delta-winged
deposition
deproteinized rubber
disk chipper
dorky
epidemiologic
Facinas
fallistatin
fast winch
federline
feed pump suction pressure
firmers
floating oil filter
forensic medical examination of living persons
FRIACO
Grottazzolina
hand finishing noise
high-pressure positive blower
hosei
hucked
hye
illegal use
intrapetiolar stipule
inversion of testis
jackup drilling unit
joint ventures which combine production with market
Kashia
keep an eye on somebody
kerem
KLUMPAKOJIS
konomo
lateral vibrations
low-water line
Maher Island
medium loam
mordell
murus gallicus
myocardial disease
nano nap
Native Alaskan
North Colesville
nuclear parent
obligatory course
off air call setup
Ohara's disease
ooecial orifice
optional exercise
postintervention
printing counter
propeller shaft lining
ptaquiloside
quantum hypothesis
reject pocket
reslanting
riveted matrix
rogue program
sci-fi
secure arms
shake from
shareholders' funds
skag jones
sodium psylliate
south polar plat.
spiracular muscles
steam smothering system in machinery space
structured system analysis
sussman
talker
Temae, L.
Thalassoma
thantophobia
track pointer
trimming motor
tumor of aortic body of mediastinum
upward velocity
virtual terminal approach
Vysoké Tatry (Tatry Wysokie)
weaseller