氧分析仪

Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d

发表于:2018-12-16 / 阅读(179) / 评论(0) 分类 VOA标准英语2012年(一月)

DIALOG 38 (Sound of piano playing) laurance--Listen!Somebody's playing the piano. soony--Yeah,it sounds nice,doesn't it?I wish I could play a musical instrument. laurance--Don't you play the violin? s

发表于:2018-12-26 / 阅读(211) / 评论(0) 分类 英语经典听力对话

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(222) / 评论(0) 分类 初学者听力文摘精选

This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this

发表于:2018-12-31 / 阅读(269) / 评论(0) 分类 商务英语演讲课

In this Business English Pod lesson, we start the first in a 2-part series on presenting a SWOT analysis. A SWOT analysis is a simple but powerful framework for analyzing your companys strengths and weaknesses these are internal to the company as wel

发表于:2018-12-31 / 阅读(277) / 评论(0) 分类 商务英语演讲课

It's not very often that you get the opportunity to try out many kinds of instruments. Have you ever blown a bassoon? Have you ever strummed an electric guitar, or tried a set of drums? We had the chance to do that on Saturday. The Woodshouse Conserv

发表于:2019-01-01 / 阅读(212) / 评论(0) 分类 英语博客 A cup of English

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(202) / 评论(0) 分类 Scientific American(五)月

I really wish I could play a musical instrument. I cant. I had a few music lessons when I was a kid, but I didnt keep them up. I really regret that now. I get quite jealous of people who can play a musical instrument. Its a wonderful ability. I hope

发表于:2019-01-09 / 阅读(200) / 评论(0) 分类 纯正英语一分钟

EXPLORATIONS - The Guitar: an Instrument for Any Kind of Music By Paul Thompson Broadcast: Wednesday, May 25, 2005 (MUSIC) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Phoebe Zimmermann with Explora

发表于:2019-01-09 / 阅读(281) / 评论(0) 分类 Explorations

An Unusual Instrument for Sale at the Smithsonian Craft Show Welcome to AMERICAN MOSAIC from VOA Learning English. Im June Simms. Today we play songs from a long-awaited album from the band Phoenix. We also tell about a way to unload unwanted clothin

发表于:2019-01-12 / 阅读(199) / 评论(0) 分类 2013年VOA慢速英语(五)月

News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and

发表于:2019-01-13 / 阅读(209) / 评论(0) 分类 VOA标准英语2010年(二月)

Ancient Instrument's Twang Draws Global Fans The Jews harp, a plucked-mouth instrument found all over the world, has absolutely nothing to do with Jews. But it does have a distinctive sound and a lot of fans. Many of them have gathered at the North A

发表于:2019-01-14 / 阅读(248) / 评论(0) 分类 VOA标准英语2011年(八月)

Artist/Musician Invents Easy-to-Play Instrument He designed it that way to encourage everyone, and not just musicians, to play music. People are capable of playing a musical instrument, but if you play an instrument and get frustrated with it early e

发表于:2019-01-14 / 阅读(200) / 评论(0) 分类 VOA标准英语2013年(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(195) / 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(199) / 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(218) / 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(309) / 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(153) / 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(300) / 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(179) / 评论(0) 分类 好听的英文歌曲
学英语单词
a pole brace
aerodynamic stabilization
agrotype
anacoloutha
apical murmur
archaizes
as a matter of experience
Astreus
autarchically
Balanops
bitrot
blanket policy
blood spirochete
butter colour
by size
case cover
caudal nucleus
children's centre
chrysosperm
cohesion coefficient
coko
corporation tax
corrective action board
crankless engine
ctenitis maximowiziana
demographic evolutionism
dietary indiscretion
diffraction grating spectral order
diplochlumydeous
direr
epopoeia
eventual intent
extrudabilities
far-end cross-talk attenuation
flash kpasteurizer
flight control display
genus Thunbergia
Giwa
gza
has analogy with
have the final say
hemstock
HNC equation
horizontal heat-transfer material heater
i-warness
kalo vig
Kolgomorov-Arnol'd-Moser theorem
korbuts
late in the field
lly
LPC
lymph(aden)oma
make oneself a nuisance
Mansonville
manual calling
mistemperure
misteress
modern cybernetics
motor driven stabilizer
naxar
neighbourhood industry
new-models
non-heat-dissipating specimen
not-rich
objective program library
occlusal
operational delay
pairial
pall-bearer
para chlorobromobenzene
people power
perceptionism
pin-shot
plane of polarized light
protomesal areoles
pusher carriage
quick-start
Ramus perforans
recombination probability
resistance inclinometer
Ridolphit
salicylics
saverys
set one's heart at ease
shaft power curve
shallow water tank
shazli
Spirochaeta undulata
sturisomas
Suijin
sweaty
threshold limit value
time delay factor
tipping-box sampler
top side tank
Tǒkch'ǒngang
unconscious inference
ventral vessel
video signal components
washboarding
werlin
wojtek