[环境 生态] 净水生态学

My dear Teachers,fellow students and friends: Good afternoon. As we all know, the earth is a planet almost covered by water,and it is water made every thing on the earth lively.Water is also one of the important part of our environment.Th

发表于:2018-12-17 / 阅读(57) / 评论(0) 分类 人教版新目标初中英语(2013版)七年级下

He had a beautiful car. It was a Cadillac. It was a 1993 Cadillac. It was a four-door Cadillac. It was light brown. It had a big engine. The big engine didnt leak oil. The big engine didnt leak water. He drove his car only five miles a day. He took g

发表于:2018-12-18 / 阅读(81) / 评论(0) 分类 超级简单英语阅读

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: more of our interview with Rob Jackson, director of the Global Change Center at Duke University with some terms you're likely to hear in the climate change debate. RS: We start wi

发表于:2018-12-30 / 阅读(68) / 评论(0) 分类 词汇大师(Wordmaster)

Mildreds sister called. She was going to drop by. And whenever she visited, she usually made at least one trip to the bathroom. That meant one thingMildred needed to clean her toilet bowl. This was the household chore that she hated the most. It was

发表于:2018-12-31 / 阅读(83) / 评论(0) 分类 365个英语简短小故事

By Mario Ritter Broadcast: October 7, 2003 This is Doug Johnson with the VOA Special English Agriculture Report. Today we finish a two-part series. A listener in Brazil asked about 1)agroecology. This

发表于:2019-01-02 / 阅读(137) / 评论(0) 分类 VOA2003(下)-农业与经济

By Mario Ritter Broadcast: September 30, 2003 This is Steve Ember with the VOA Special English Agriculture Report. This week, we take a suggestion from a listener in Brazil. Agricultural specialist Lu

发表于:2019-01-04 / 阅读(112) / 评论(0) 分类 VOA2003(下)-农业与经济

Elizabeth washes her hands every day. She likes to wash her hands. She washes her hands with soap and water. She uses soap and water to wash her hands. She uses warm water and soap. She washes her hands for 30 seconds. After 30 seconds she stops wash

发表于:2019-01-07 / 阅读(82) / 评论(0) 分类 超级简单英语阅读

By Brian Padden Irbil, Iraq 27 September 2007 Recent outbreaks of cholera in parts of Iraq highlight the need for basic services like clean water.Development projects in much of the country have been delayed because of the deteriorating security situ

发表于:2019-01-07 / 阅读(114) / 评论(0) 分类 2007年VOA标准英语(九月)

This is a glimpse of what may be the future of urban living. It's called Noah, a fully sustainable floating habitat designing to support thousands of people. The idea comes from Architect Kevin Schafer. He says he was inspired by the destruction of N

发表于:2019-01-07 / 阅读(83) / 评论(0) 分类 万花筒2011年

By Paul Sisco Washington, D.C. 21 March 2007 watch World Water Day report Coping with water scarcity is the theme of this year's World Water Day (March 22nd). World Water Day is an annual day of observance and action coordinated by the United Nation

发表于:2019-01-13 / 阅读(114) / 评论(0) 分类 2007年VOA标准英语(三月)

West Virginia Chemical Spill Leaves Hundreds of Thousands Without Clean Water 美国西维州埃尔克河被污染,影响居民水源 For the fifth consecutive day, 300,000 residents in and around the U.S. city of Charleston, West Virginia, have be

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 VOA标准英语2014年(一月)

Voice 1 Welcome to Spotlight. Im Robin Basselin. 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 February, 2011. A severe storm h

发表于:2019-01-19 / 阅读(50) / 评论(0) 分类 环球英语 Spotlight

He had a beautiful car. It was a Cadillac. It was a 1993 Cadillac. It was a four-door Cadillac. It was light brown. It had a big engine. The big engine didn't leak oil. The big engine didn't leak water. He drove his car only five miles a day. He took

发表于:2019-01-24 / 阅读(53) / 评论(0) 分类 英语第1级听力-English Level 1

Elizabeth washes her hands every day. She likes to wash her hands. She washes her hands with soap and water. She uses soap and water to wash her hands. She uses warm water and soap. She washes her hands for 30 seconds. After 30 seconds she stops wash

发表于:2019-01-24 / 阅读(77) / 评论(0) 分类 英语第1级听力-English Level 1

What happens when we run out of water? Over the last century, H20 has become so convenient we take it for granted. That's about to change Water is both mythic and real. It manages to be at once part of the mystery of life and part of the routine of l

发表于:2019-02-03 / 阅读(89) / 评论(0) 分类 阅读空间

So I promised a closer look at baking soda. It seems to be a huge resource for a lot of things. And you dont get much cheaper than $1 for a powerful cleaning agent. So here is my list of the top uses for baking soda. Some will seem familiar as we hav

发表于:2019-02-04 / 阅读(120) / 评论(0) 分类 阅读空间

一、用作形容词 1. clean 的用法 clean 用作形容词时意为干净的清洁的等。如: Apply the paint with a clean brush. 用干净的刷子涂油漆。 Cats should always have access to fresh, clean water. 猫应该总能喝到新鲜、

发表于:2019-02-13 / 阅读(95) / 评论(0) 分类 英文语法词汇

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: more of our interview with Rob Jackson, director of the Global Change Center at Duke University with some terms you're likely to hear in the climate change debate. RS: We start wi

发表于:2019-02-14 / 阅读(69) / 评论(0) 分类 英语单词大师-Word Master

Clean water 清洁水源 Silver threads of life 生命的银丝带 A water filter that kills bacteria, rather than just removing them 新滤水器能够消灭细菌,而不单单是排除细菌 MORE than a billion people lack clean waterand in most

发表于:2019-02-17 / 阅读(93) / 评论(0) 分类 经济学人综合

Voice 1 Welcome to Spotlight. Im Adam Navis 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 Todays Spotlight is on a new inventio

发表于:2019-02-21 / 阅读(71) / 评论(0) 分类 环球英语 Spotlight
学英语单词
absorbing agent
accounting for
actual pitch
Agrostis arisan-montana
ampule sealing burner
anacline
Angiolingual
anticryptococcal
apotreptics
atreuss
backups
benzalcohol
Bergkamen
BFE
bit count check
blatta orientaliss
braik
buckeyes
bunk panel
carbon steel
cavity mistuning
Cephalaspidae
chicken heads
Commission for Economic Relations with Foreign Countries
committeeperson
conflict-of-interest
connective tissue mast cells
cosmopilisation
cottonseed oil soap
countertop ovens
creencias
crimp-proof fabric
data classification system
dendroid hair
dominant wave length
DPNO
dunblane
edgebandings
effective differential cross section
electrolyte pump
entrainment block
event algebra
faraj
Floating-boom
genus nolinas
gladman
have a horror of sth
holesom
independent communicating entity
indirect judgement
insurgent force
irreligiosity
isoeral
kliff
Kropotkin, Peter Alekseyevich
Lasva
line load
markewitz
maximise
mold plunger
Odzooks
our first parent
out-flanks
pie-holes
pink-tipped
pocillopora eydouxi
Pogonomyrmex
posterior basal segmental bronchus
precipitant
psychopsids
rigourise
Rincón Grande
sectorised
self cognition
shackleless
shalwar
shipping tribunal
short message
shotcrete machine
sibs
silver linings
sneakinesses
spring energizer
standard on-line module
Strandby
tabernacling
take a drink
to bump into
to produce fruits and vegetables
train announcement
trumph
Umgransele
vacciniola
viewindexes
vocal cords fiberscope
vulnerant
wasty
wet blue
wheel balancer
Wilson Pickett
workmen
yum-yum