净化

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 space as light and h

发表于:2018-12-12 / 阅读(96) / 评论(0) 分类 英语小短文

Life Is A Test 人生是一场考试 It makes for a lot of stress, and we tend to feel that there will be more hard lessons in life。 这是个让人充满压力的比喻,我们时常感觉人生就是一个不断面临各种课题的过程。 Lif

发表于:2018-12-18 / 阅读(74) / 评论(0) 分类 英语美文

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. One of the problems with large-scale solar power plants is that they require a huge amount of space. To rise above that problem Israeli researchers rece

发表于:2018-12-24 / 阅读(88) / 评论(0) 分类 Scientific American(三)月

1. Five people are dead after an unsuccessful emergency landing in Sanford, Florida, setting two houses on fire. The husband of a top NASCAR official and a company pilot are among the dead. An adult and two children who were in their homes were also

发表于:2019-01-08 / 阅读(114) / 评论(0) 分类 美联社新闻一分钟2007

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(130) / 评论(0) 分类 英语小短文

This is the VOA Special English Development Report. The lack of clean drinking water is a major problem worldwide. The World Health Organization says more than one billion people live in areas where renewable water resources are not available. The pr

发表于:2019-01-12 / 阅读(81) / 评论(0) 分类 2010年VOA慢速英语(四)月

This is the VOA Special English Health Report. An outbreak of cholera in Haiti continues to spread sickness and worry. Health officials are worried that the capital could suffer a major outbreak of the disease. So far most cases in Port-au-Prince hav

发表于:2019-01-12 / 阅读(81) / 评论(0) 分类 2010年VOA慢速英语(十一)月

By Paul Sisco Washington, DC 26 July 2006 watch Water Purification report Villagers in Iraq are better off today, thanks in part to NASA engineers from the Marshall Space Center in America's deep south. ------- Concern for Kids is a non-profit organ

发表于:2019-01-12 / 阅读(126) / 评论(0) 分类 2006年VOA标准英语(七月)

Students Invent Water Purification Disc The lab operates like a kitchen. They add several ingredients. Then they mix, weigh, press and bake them. What's created is called a MadiDrop - a ceramic disc infused with silver. When dropped in water, silver

发表于:2019-01-14 / 阅读(73) / 评论(0) 分类 VOA标准英语2013年(六月)

His dad liked to fly balloons. His dad bought big balloons and filled them with helium. Helium is a gas. It is a gas that makes balloons float into the sky. One day his dad brought home a new balloon. He took it out of the box. He took it outside. He

发表于:2019-01-24 / 阅读(116) / 评论(0) 分类 英语第1级听力-English Level 1

12The Lord said to Moses, 2Say to the Israelites: 'A woman who becomes pregnant and gives birth to a son will be ceremonially unclean for seven days, just as she is unclean during her monthly period. 3On the eighth day the boy is to be circumcised. 4

发表于:2019-01-26 / 阅读(89) / 评论(0) 分类 利未记

By Paige Kollock Washington, DC 12 May 2006 watch Sustainability Expo report More than 350 students from 21 colleges and universities were on the National Mall in Washington D.C. this week to compete

发表于:2019-02-05 / 阅读(140) / 评论(0) 分类 2006年VOA标准英语(五月)

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

发表于:2019-02-05 / 阅读(109) / 评论(0) 分类 托福英语

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-05 / 阅读(87) / 评论(0) 分类 原版英语对话1000个

Let's begin by winding the timeline back 13.7 billion years, to the beginning of time. 让我们把时间往回拨到137亿年前,也就是时间的开始。 Around us, there's nothing. There's not even time or space. 四周是什么也没有,根本

发表于:2019-02-14 / 阅读(64) / 评论(0) 分类 TED演讲教育篇

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-16 / 阅读(65) / 评论(0) 分类 英语趣味课堂

Nearly 230,000 people affected by the earthquake in Yunnan have been relocated to safer areas. Longtoushan County is the worst-hit area. Two relocation sites were established there to accommodate victims. Works are now underway to repair dozens of wa

发表于:2019-02-18 / 阅读(110) / 评论(0) 分类 CCTV9英语新闻2014年08月

It's so..you know there are so many bullies,and it goes on so much 现在有很多恃强凌弱者 这种事情经常发生 and you know I think that, you should,especially if you are like a bystander. 我觉得,有些人应该, 特别是如果你就

发表于:2019-02-22 / 阅读(60) / 评论(0) 分类 艾伦脱口秀

一台类似于公交站的城市空气净化装置,近日正式落户于清华大学,其将作为清华校车车站之一,接受北京空气的测试。 请看相关报道: An outdoor air purification system, an oxygen bar designed in the fo

发表于:2019-02-25 / 阅读(141) / 评论(0) 分类 英文语法词汇

Over the lights of sunset and vine We're floating away From the fortune and fame And your lips are mine They're raspberry wine Your body's a map I will follow into the sky Cause what you got Is all that I want It's all that I want And still that's no

发表于:2019-02-26 / 阅读(87) / 评论(0) 分类 美国乡村音乐
学英语单词
a piece of property
ablow
adaptive radiations
Altiplano, Meseta
anaerobic ecosystem
angular width
anterior interventricular sulcus
aposopus
approved c/p form
aqueduct of vestibule
audio-frequency reception
average test
Balesa
behabitives
bevelments
bulloo cr.
bunodophoron diplotypum
cargo oil tank cleaning installation
catalystic oxidation
cautery pneumonectomy
channel handling boom
colo(u)rimetric pyrometer
computer network facility
Crown Derby
Diervilla praecox
diphenylmethane
downhill-skiing
edible oil cargo
eigenbases
electronic engraving machine
erectest
exclusion of intestinal fistula
family Cephalotaxaceae
Farom
FCIB
forebemoaned
freight average haul distance
Gasparyan
Gasterophilus intestinalis
gerbera
handling equipment
hard fisted
hebeis
Hebridians
horn cable contact cup
jeopardizations
John Hasbrouck Van Vleck
kasane
khobar
label assignment statement
land office
Larnaka Dist.
lead tetrahydroxide
linh
lockmaking
logical variable reference
manets
mercatoes
metal mixer
miter dovetail
mustain
nonhobbyist
overrooted
p.mt
phonosynthesis
photoreportage
phyllopodes
plug cut-out
polyclimax hypothesis
postoperative pneumonia
prehensilities
proper crown grafting
protecting mask
provablest
public good
radiator drain
ramjet duct
Redfellas
rmr
S-P (system and procedures)
secondary circuit
seed cluster
shop-steward
shunted interpole
softsynths
Spirodela polyrhiza
SR
srac
stagnant economy
steel fork with handle
strain age embrittlement
stretch processing
supermultiplet theory
Tanafol
thermodynamic spontaneity
truck jack
tweeping
vacuum backing pump
wbi
when the cat's away
white of egg
Widmanstatten figure