[地物] 非热氧原子

[00:06.37]The United States has a new official clock. [00:10.95]The clock began operating late last year in the American city of Boulder,Colorado. [00:18.39]Experts say the new clock is so exact that it will neither gain nor lose so much as one secon

发表于:2018-12-26 / 阅读(184) / 评论(0) 分类 美国英语听力80篇

M adam President and * Members of the General Assembly: When Secretary General Hammarskjolds invitation to address this General Assembly reached me in Bermuda, I was just beginning a series of conferences with the Prime Ministers and Foreign Ministe

发表于:2018-12-30 / 阅读(502) / 评论(0) 分类 名人演讲

[AUTHENTICITY CERTIFIED: Text version below transcribed directly from audio. (2)] *Madam President and* Members of the General Assembly: When Secretary General Hammarskjold’s invitation to address t

发表于:2018-12-30 / 阅读(232) / 评论(0) 分类 美国经典英文演讲100篇

Part 4 Air Pollution 空气污染 Air is the ocean we breathe. Air supplies us with oxygen which is essential for our bodies to live. Air is 99.9% nitrogen, oxygen, water vapor and inert gases. Human activities ca n release substances into the air, some

发表于:2019-01-02 / 阅读(326) / 评论(0) 分类 CRI实用英语课堂

This is scientific Americans 60 Second Science. I'm Steve Mirskey. Got a minute? The lure of gold can be electric to some people even though the element is chemically inert on the large scale. But the researchers from Georgia Tech report that down at

发表于:2019-01-04 / 阅读(188) / 评论(0) 分类 Scientific American(三)月

China builds first tower-type solar-thermal power station BEIJING, Nov. 12 (Xinhua) -- The first tower-type solar-thermal power station in Asia has been built in northwest Beijing, chief of the program said on Monday. Wang Zhifeng, a researcher at th

发表于:2019-01-07 / 阅读(215) / 评论(0) 分类 英语新闻

Clothing is so yesterday. I mean, really, what can it do? It cant pick up sound, or beep at us if somethings wrong. Or can it? M.I.T. researchers say theyve developed a fiber that would allow clothing to eventually do those things. Their study is in

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 Scientific American(七)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(168) / 评论(0) 分类 Scientific American(五)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(253) / 评论(0) 分类 英语小短文

[00:03.08]Unit 21 Human Biology Lesson 2 Brain Power [00:09.67]Exercise 2 Listen to a science lesson. [00:13.42]Use the strategies to complete the gaps [00:15.74]in this summary. [00:22.96]Right, the topic of today's lesson [00:25.59]is the brain. [0

发表于:2019-01-10 / 阅读(356) / 评论(0) 分类 北师大版高中英语模块7(选修)

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(171) / 评论(0) 分类 节奏布鲁斯

EXPLORATIONS - Nanotechnology: How the Science of the Very Small Is Getting Very BigBy Mario Ritter Broadcast: Wednesday, February 08, 2006 (MUSIC) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith

发表于:2019-01-16 / 阅读(161) / 评论(0) 分类 2006年慢速英语(二)月

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(176) / 评论(0) 分类 2018年NPR美国国家公共电台10月

Those planets are all going to be so hot, and you cant develop something as complex as life. Scientists have gone back to the drawing board, looking to find worlds capable of supporting life, small rocky planets like earth. We dont know that life has

发表于:2019-01-22 / 阅读(148) / 评论(0) 分类 自然百科2010年

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(272) / 评论(0) 分类 音乐咖啡厅

The Time Before Fire What is fire anyway? Well, fire is rapid oxidization . Its the energy released when oxygen atoms start combining with carbon and hydrogen atoms. Exactly, so without oxygen in the air, nothing burns. You mean there was a time befo

发表于:2019-01-26 / 阅读(126) / 评论(0) 分类 英语听力文摘 English Digest

Today a new geo-thermal power station was opened in Kawerau, in the eastern Bay of Plenty. Geo means earth and therm means heat. The power station uses hot steam from the earth. Like the geo-thermal power station at Wairakei, which opened in the 1950

发表于:2019-01-27 / 阅读(196) / 评论(0) 分类 新西兰英语

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(127) / 评论(0) 分类 好听的英文歌曲

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(158) / 评论(0) 分类 好听的英文歌曲

Did you ever wonder why sugar dissolves in a cup of coffee? Why not have the sugar just float in the middle of the cup, without dissipating into the coffee? Its because of the way water molecules interact with molecules in other substances. A water m

发表于:2019-03-06 / 阅读(200) / 评论(0) 分类 英语时差8,16
学英语单词
a practice for tillage
Abbe's operation
Abrami's disease
acharacles
Achern
ammualization of expense
anchoring and shotcreting
Angelman syndrome
antidiabetin
appendicoliths
Atticoantrostomy
atwirl
barter business
bonded-face fabric
by compact
call a cab
central traffic controller
chame
channid
Chinaman's chance
chylodermas
cold episode
coolants
core end-plate
dancette moulding
Dignano
drum beet slicer
embusied
end discharged furnace
enrollment quotas
fees paid for using urban landed property
fleay
flight area mark
fold ... in
fuel handling ramp
get by the balls
GPD,gpd,g.p.d.
guarantee pay
have a large circulation
Hoima
hollow pulse
hyperpneas
indolence, indolency
innerduced
inquire by correspondence
interurban bus
inverted convertor
itemisation
itmas
Jaguaruna
Kitumba
kowuta odori (japan)
Kuwāgaon
lamp manufacturing works
lead red
levelling dyestuff
lionshead
local standard
Lumnitzera racemosa
marine tactical air control system (mtacs)
marzetti
Merchant Adventurers
minimum of a quadratic form
muehlberger
multipoints
Neko-dake
normophosphatemia
occurrence rate
other people's money
parallel-sideds
Patera process
photodepletion
pintanos
point of closest approach
prayed
pull in the chin
rating tonnage
rebujitos
red bordeauxes
replacement fabric
rhinoschisis
risks covered
sheebas
sheep farmer
snow effects wheel
souks
spherical diffusion
spiraculartrachea
Split Mesh
spund
state's right supreme
stepped teeth reamer
strelkinite
struct ideals algebra
suprafix
surplus repression
technological principle
throw their weight around
ureteoneopyelostomy
whale factory ship
white-jacket
winter condition