无效水

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(637) / 评论(0) 分类 VOA2003(下)-发展与科学

Listen this way听力教程第三册-1

发表于:2018-12-03 / 阅读(160) / 评论(0) 分类 Listen this way听力教程

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(156) / 评论(0) 分类 60秒科学

AGRICULTURE REPORT - Don't Know Much About Mulch?By George Grow Broadcast: Tuesday, January 24, 2006 I'm Faith Lapidus with the VOA Special English Agriculture Report. Mulch is important to farmers. M

发表于:2018-12-07 / 阅读(129) / 评论(0) 分类 2006年慢速英语(一)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(193) / 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(117) / 评论(0) 分类 新路径小学英语三年级上册(一起)

六级作文在备考过程中既要多记忆一些词汇,又要多找话题,多练习自己构思作文的能力,下面就跟小编一起学习六级词汇,提升自己的作文水平吧! 一、自然、生态、环境 1.好词 (1)En

发表于:2018-12-18 / 阅读(130) / 评论(0) 分类 四六级写作指导

For all you space buffs who like to keep track of where the water is, it looks like you can add our very own moon to your list. Because according to a trio of papers appearing in the journal Science, the lunar surface is wetter than we realized. Fort

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(九)月

He loved his plants. His plants were in pots. There were 10 pots in back of the house. There were eight pots in front of the house. There was a different plant in every pot. No plants were the same. They were all different. They were all beautiful. I

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 原版英语小短文

新托福写作范文素材:种树与保护环境 1 While you probably think about planting trees for Arbor Day, you may not know justhow much of an impact tree planting can have on your lawn and energy consumption as well as the environment. Trees

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 奥运英语

He loved his plants. His plants were in pots. There were 10 pots in back of the house. There were eight pots in front of the house. There was a different plant in every pot. No plants were the same. They were all different. They were all beautiful. I

发表于:2019-01-04 / 阅读(171) / 评论(0) 分类 简单慢速英语阅读

DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th

发表于:2019-01-07 / 阅读(300) / 评论(0) 分类 农业与发展

It seemed like a good ideabecause rivers and ponds in Bangladesh were contaminated with bacteria, Bangladeshis switched to wells. But soon after, in the early 80s, researchers realized those wells were harming Bangladeshis with a new poisonarsenic. T

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 Scientific American(十一)月

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(168) / 评论(0) 分类 英语小短文

This is the VOA Special English Agriculture Report. Spreading mulch Mulch is important to farmers. Mulch is a protective cover of material that is spread on top of soil. It is usually made out of organic material, like crop waste. Farmers may keep t

发表于:2019-01-11 / 阅读(143) / 评论(0) 分类 VOA慢速英语2007年(四)月

JEFFREY BROWN: And we check in again with two people who've helped us keep up with the continuing crisis. Arjun Makhijani is an engineer special -- engineer specializing in nuclear fusion. He's the president of the Institute for Energy and Environmen

发表于:2019-01-27 / 阅读(138) / 评论(0) 分类 PBS访谈环境系列

DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 2006年慢速英语(五)月

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(221) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT - Simple Ways to Protect Water Quality By Mario Ritter Broadcast: Tuesday, July 26, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report. Afghans wash carrots in d

发表于:2019-01-30 / 阅读(168) / 评论(0) 分类 农业与发展

后置定语,顾名思义分为后置和定语两个部分。后置也就是此种短语出现的位置是在名词之后,定语就是起到起到修饰限定作用的短语,注意是短语而不是句子,本质上相当于形容词。所以后

发表于:2019-02-21 / 阅读(146) / 评论(0) 分类 托福英语
学英语单词
after-light
air-operated pump
algorithm generator
alternation gate
angle discriminant(in tracking loops)
arnold-chiari deformities
assoiled
beacon presentation
biklen
bulking sample
Camellia polypetala
caniapiscau (kaniapiskau)
charlemonts
Charles Bonnet syndrome
Clethra purpurea
clip light
comaster distinctus
comfortable as an old shoe
contact ceptor
converter protection
Cuzco-bark
deep supporting fire
desert willows
differenital theory of land rent
digastric lobe
dilator tubae eustachii
diphenyl-carbinol
domed arrangement
employment security
empty talk
exponential growth rate constant
favored nation
finite memory system
Foulness, River
front of queue
gas impermeable barrier
general control expenditure
globalsecurity.org
glycerinum acidi carbolici
grade A milk
grayish-green
Griesinger's sign
hartings
idle waste time
image gridding
iridoid
item selection
job stick
karolyis
leibigs
Lepismatidae
load matching
m. stapedius
mach buffet
machine cut gear
manual receive mode
Matajur (Mataiur, Mte.)
meet one's engagements
megalospheric
methyne
minous trachycephalus
mooddin
neutral blue
non-differentials
nonshiftable
Omega locator
open mixer
original dip
Ossendorf
Pentasacme
petroblastic texture
polyphyletic theory
precipitation value
rabbiteyes
rearrangers
resource leveling
reversible filter
revolving expander
RNYC
schedule of customers balance's
Scolopendromorpha
Selbex
sequa
slowde
spiking period
surface analysis method
sweep expansion
tax-sharing system
tetrafluoroethylene-hexafluoropropylene copolymer fibre
theology of crisis
Tisupurine
transveres lesion
transwitch technology
triclofos
trypanocidia
unsteadily
urban esthetics
vacuum packaging system
velma
water pump driving shaft
wire spring