径流对土壤的冲刷

Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor

发表于:2018-11-27 / 阅读(609) / 评论(0) 分类 VOA2003(下)-发展与科学

Chapter Nine More of Toads Adventures The next morning Toad woke up very early. He had been dreaming about being back at home in Toad Hall. At first, he was surprised to see that he was in the forest. Where was his nice warm bed? But then he looked

发表于:2018-12-05 / 阅读(373) / 评论(0) 分类 有声名著之杨柳风

Water on the Moon Studies in the journal Science report that instruments on three different spacecraft have found evidence for widespread trace amounts of water on the moon. Karen Hopkin reports For all you space buffs who like to keep track of wher

发表于:2018-12-07 / 阅读(145) / 评论(0) 分类 60秒科学

This is the VOA Special English Health Report. Hand washing is a powerful way to prevent the spread of disease. The World Bank, the United Nations and the London School of Hygiene and Tropical Medicine did a study to urge hand washing around the wor

发表于:2018-12-07 / 阅读(98) / 评论(0) 分类 VOA慢速英语2007年(六)月

Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t

发表于:2018-12-07 / 阅读(184) / 评论(0) 分类 2011年VOA慢速英语(八)月

[00:00.00] Unit 6 Plants [00:04.60]A The chlidren are in a science lesson. [00:10.95]Look,listen and say. [00:15.31]1 We want to grow some tomatoes. [00:21.66]What does our plant need? [00:25.50]It needs a small pot of soil. [00:30.22]It needs a lot

发表于:2018-12-13 / 阅读(109) / 评论(0) 分类 新路径小学英语三年级上册(一起)

So let's do that. So on this bit of grassland, we'll do it, but just in the foreground. 那就做吧。我们将在这块小草地上实验这种方式。这只是一开始的样子。 We'll impact it very heavily with cattle to mimic nature, and we'

发表于:2018-12-19 / 阅读(80) / 评论(0) 分类 TED演讲教育篇

06 Washing the Car GLOSSARY to hold up to use ones arms and hands so that something is in the air, nottouching a surface, usually so that other people can see it * Sara held up her child in the air so that her husband could take a good photo. fundrai

发表于:2018-12-26 / 阅读(160) / 评论(0) 分类 2009年ESL之旅行交通购物

Very small pieces of plastic, called microfibers, are polluting rivers and oceans. The source of these microfibers may surprise you: your clothes. Clothes worn for outdoor activities and exercise are often made of synthetic material, like polyester o

发表于:2019-01-02 / 阅读(131) / 评论(0) 分类 2017年VOA慢速英语(四)月

HEALTH REPORT - Importance of Hand Washing By Nancy Steinbach Broadcast: Wednesday, January 07, 2004 This is the VOA Special English Health Report. Medical experts say the most effective way to preven

发表于:2019-01-07 / 阅读(124) / 评论(0) 分类 健康与经济

These hardworking houseplants can sweeten every breath you take . Put Your Plants to Work In the early 1980s, when NASA researchers were looking for ways to purify the air inside the space pods of the future , they didn ' t just look to engineer a pr

发表于:2019-01-08 / 阅读(155) / 评论(0) 分类 英语小短文

A study in rural Nepal found a greater chance that babies would survive their first month. Transcript of radio broadcast: 08 July 2008 This is the VOA Special English Health Report. A new study in rural Nepal shows the value of washing hands with so

发表于:2019-01-11 / 阅读(108) / 评论(0) 分类 VOA慢速英语2008年(七)月

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

发表于:2019-01-12 / 阅读(104) / 评论(0) 分类 2014年VOA慢速英语(四)月

妈妈不在家时爸爸的西服、衬衫、羊毛衫要洗可遇到麻烦了,只能拿到干洗店里洗。看看爸爸是怎样和别人沟通干洗和湿洗的吧。 Listen Read Learn Laundryman: What can I do for you? Benjamin: I've got a suit, a woolen sweater and a white shirt to wash. Laundryman

发表于:2019-01-21 / 阅读(103) / 评论(0) 分类 英语口语大赢家

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(211) / 评论(0) 分类 农业与发展

Lack of soap means illness, death for millions of children STORY HIGHLIGHTS Millions of people in developing countries don't have access to soap or clean water Many young children die because their immune systems can't fight diarrheal diseases Often,

发表于:2019-02-04 / 阅读(204) / 评论(0) 分类 阅读空间

18招促环保(双语) 我们中的每个人都应该对自己日常生活活动和选择所产生的温室气体负责。因此,防止气候变化需要地球上的每个人共同来努力。在中国,平均每户每年的碳排放量是2.41吨

发表于:2019-02-06 / 阅读(213) / 评论(0) 分类 实用英语

The Worrler of Qi A man of the state of Qi was afraid that the sky would fall down and the earth would cave in.The thought that he would not be able to find shelter when that happened worried him so much that he had no appetite for food and slept v

发表于:2019-02-07 / 阅读(190) / 评论(0) 分类 趣味英语

I was driving down the road when I saw a group of teenagers holding up signs for a fundraising car wash for their school. My car was very dirty, so I pulled over and paid for a car wash and a wax . I think that the students had more enthusiasm than c

发表于:2019-02-08 / 阅读(137) / 评论(0) 分类 地道美语播客

Voice 1 Thank you for joining us for todays Spotlight program. Im Ruby Jones. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 In

发表于:2019-03-04 / 阅读(195) / 评论(0) 分类 环球英语 Spotlight
学英语单词
abu al abyad
adaptive speech coder
Aesopically
anchor nuts
antarctic exploration ship
anterior palatine groove
apodidaes
atriplex tartarica l.
automatic generation
baby-jumpers
background value of soil element
Barkhausen's formula
branch angularity cage antenna
brass-bounder
Buckle my Shoe
cabron
center circle of pin holes
chicken hawks
cill
circumjacencies
coalface support
column support
communication partner
devier
disgorgements
divine creation
dust agglutination
easyshare
Enrolled Bill
extended memory monitor's programmed request
Eysson's bone
finite energy correction
flunking
forestay
formhydrazide
fummel
glycodiversification
governed series moter
halicoryne wrightii harv.
heterogeneous atmosphere reaction
Higuerote
hydraulic nozzle
infrared reflection method
interrail
ITLC-SG
lapicides
large red flying squirrel
lay a finger on someone
lisa-marie
live to oneself
luzindole
major path satellite earth station
marine gravity meter
meathead
metulla
military autopilot
military man
misjoinders
mole drainer
mono-crystal furnace
more important
mother set
non-dwell motion
nonstationary random vibration
nucleoside analog
ogival
onanistically
open a book
Ouessant
paralytic ileus
Picton, Mt.
postmodernize
professional books
projection diameter
prompt jump of reactivity
putoffs
readorn
relationistic
renowners
rotator cuff m.
Saussurea tsinlingensis
second handtap
send to press
slave memory
snowladies
stick patch
strike of day
super-tracks
tasked
technical proposal
ternary fission product
time limit required for an answer
tin-foil paper
toe filter
trust logic
Tuber aestivum
unvindicated
voicefrequency
wall washer
wear one's heart on one's sleeve
working range
zinc coated steel sheet