三角洲单线态氧

CHAPTER TWO Reading POLLUTUO FIGHTERS [00:09.90]Judy is collecting some facts for a class project on pollution. [00:18.44]She is interviewing Doctor Ray,a scientist,about trees. [00:27.51]Judy:Why are you so interested in trees,Doctor Ray? [00:38.16]

发表于:2018-12-01 / 阅读(555) / 评论(0) 分类 上海牛津初中英语八年级

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(197) / 评论(0) 分类 初学者听力文摘精选

This is Scientific American's 60-second Science, I am Karen Hopkin. This'll just take a minute. Methane is a greenhouse gas that traps heat even better than carbon dioxide. It comes from a variety of sources, including fossil fuel production and even

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new o

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(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(182) / 评论(0) 分类 Scientific American(五)月

VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 医学英语

UNIT 4 [00:03.08]Lessons 25~32 [00:08.05]Look into Science! [00:11.89]Lesson 25: [00:16.64]Keep the Candle Burning!Science is so interesting! [00:23.72]I'm sure you'll like this experiment! [00:28.68]When you do this experiment,you will learn somethi

发表于:2019-01-09 / 阅读(378) / 评论(0) 分类 河北加拿大版初中英语

[00:02.44]Unit 21 Human Biology Warm-up [00:07.39]Exercise 2 Listen and guess which parts of [00:11.04]the body of being described. [00:13.00]Which words help you to decide. [00:16.79]1 This organ weighs about a kilo [00:19.77]and is made up of two s

发表于:2019-01-10 / 阅读(465) / 评论(0) 分类 北师大版高中英语模块7(选修)

Lung 肺 How many lungs do we have? 我们有多少块肺呢? We have two lungs in our body. 我们有两块肺。 Lungs are protected by ribs. 肺由肋骨保护。 They are very big. They are about two times as large as one of our feet. 它们都很

发表于:2019-01-10 / 阅读(182) / 评论(0) 分类 与美国小学生一起学英文第4册

[00:00.00]Unit 29 [00:04.58]Task:teach a practical skill to others [00:08.49]2 b)Listen and check.Were you surprised [00:12.75]by any of the instructions? [00:17.13]The most common circumstances in which you [00:19.69]might have to resuscitate someon

发表于:2019-01-10 / 阅读(303) / 评论(0) 分类 北师大版高中英语模块10(选修)

By Joe Bavier Abidjan 24 March 2006 At least 130 passengers are still missing, two days after the wreck of a Nigerian vessel off the coast of Cameroon. The wreck is one of a series of sea accidents to

发表于:2019-01-13 / 阅读(265) / 评论(0) 分类 2006年VOA标准英语(三月)

Female Blues Singers Shine in Memphis 蓝调女歌手走红美国孟菲斯 MEMPHIS, TENNESSEE When the first blues recordings appeared in the early 1920s, women singers like Ma Rainey and Bessie Smith were the stars. But over the years since then, me

发表于:2019-01-14 / 阅读(114) / 评论(0) 分类 VOA标准英语2014年(二月)

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(188) / 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(187) / 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(204) / 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(285) / 评论(0) 分类 音乐咖啡厅

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(139) / 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(276) / 评论(0) 分类 VOA标准英语2009年(十二月)

dreams should not, and cannot wait 梦想经不起等待,也不能等待 The world is waiting on your gift 世界需要你 I know this may be hard to believe, but the world is waiting on YOU! Yes, YOU! You were born into the world with a unique gif

发表于:2019-02-16 / 阅读(149) / 评论(0) 分类 英语听力广播—Listening

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(167) / 评论(0) 分类 好听的英文歌曲
学英语单词
1. process
4-aminoantipyrin
academisms
Aci Sant' Antonio
acute schizophrenic episodes
air delops
alatamide
all-source intelligence
Anginine
antenna length
arogenic acid
banner-blind
bear no responsibility for any other party
Bierbank
bill of lading freight
binationalism
bird-bath
capital of Nebraska
car-manufacturing
classification of fits
colour burst
current-type flow-meter
cytoarabine
DBOMP
dicroidiums
distichum
Dubbo
equinoctial gale
femural
FOFL
Ganglia autonomica
garridos
gate-silicon insulator
Glenn County
go down with sth
hansberger
head for sth
horizontal industrial networks
horse's tail
hypotrachyna immaculata
iannelli
jillie
laser technology
launch date
lithologic identity
lobes major
luminography
Magellan Seamounts
Mann I.
measly
mimetesite
minnower
mother's help
multipole potentiality
nephrogenic cord
neurospora crassa
neutron-gamma well logging
ODOP
Oneida County Airport
operacao
overplies
pay mix system
phaseolus
plastic shading
PLOP-hashing
pocket change
position of polished rod
postmineral faulting
postprocessors
recovery procedures error
rein-bone
retail cost
retranslates
revette
Rhododendron noriakianum
rocket sciences
roomy
round lot
Sahli's desmoid test
santora
second equation of Maxwell
shore steam supply connection pipe
short term effect
sommon
sour note
stamoulis
standing rigging
state utility commission
systematize
Tatitlek
teaching tool
to take an examination
total kill probability
trigonal hemihedral hemimorphism
typical characteristics
v.i
value of labour power
voice frequency (vf)
white-washer
whole-stem logging
Wickliffe, John
word match