动态溶浸

This is one of the reasons why Canada, 这就是为何加拿大 originally a climate change hero -- 它原本是环保英雄- we were one of the first signatories of the Kyoto Accord. 我们是第一批签署京都议定书的国家之一 Now we're

发表于:2018-12-08 / 阅读(227) / 评论(0) 分类 TED演讲娱乐篇

Over centuries, the Irish built a rich heritage of castles and monuments, using an abundance of local stone. Now many of the structures are damaged. The stone is decaying. Thanks in part to Irelands notoriously damp weather, these sites are in danger

发表于:2018-12-26 / 阅读(263) / 评论(0) 分类 自然百科2010年

Broadcast: Apr 02, 2003 The investigation into what caused the break-up of the U.S. space shuttle Columbia supports the theory that a left wing panel broke off during its mission, possibly playing a r

发表于:2019-01-03 / 阅读(305) / 评论(0) 分类 VOA2003(上)-科技先知

Study: African Aluminum Pots Contain Lead 研究表明非洲铝锅含有铅 Locally made aluminum pots in Cameroon, and probably in much of Africa, are likely to be contaminated with lead ( (Courtesy: Occupational Knowledge International). Locally ma

发表于:2019-01-14 / 阅读(222) / 评论(0) 分类 VOA标准英语2014年(八月)

From Haridwar. I followed the Ganges more than 300 miles South east to the major industry city. India's population has more than doubled in the last forty years. It's now more than 1.2 billion people in the country. The impact on the river has been a

发表于:2019-01-16 / 阅读(210) / 评论(0) 分类 自然百科2015年

And we're replacing that with the largest industrial project in the history of the world, 将它转变成史上最大的工业项目, which is producing the most high-carbon greenhouse gas emitting oil in the world. 生产温室气体排放量最大的

发表于:2019-01-18 / 阅读(254) / 评论(0) 分类 TED演讲商业篇

Over centuries, the Irish built a rich heritage of castles and monuments, using an abundance of local stone. Now many of the structures are damaged. The stone is decaying. Thanks in part to Irelands notoriously damp weather, these sites are in danger

发表于:2019-01-22 / 阅读(258) / 评论(0) 分类 自然百科2009年

Parenting on the move is all about sacrifice. And in the forests of northeastern Australia, another great journey spurred by parental dedication is about to begin. On translucent tawny wings, a little red flying fox flaps homeward after a night of in

发表于:2019-01-22 / 阅读(213) / 评论(0) 分类 自然百科2011年

图片1 图片2 图片3 图片4 图片5

发表于:2019-02-19 / 阅读(274) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(265) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(268) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(240) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(369) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(252) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(322) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(268) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(309) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(301) / 评论(0) 分类 加州英语分级G6

图片1 图片2 图片3

发表于:2019-02-19 / 阅读(302) / 评论(0) 分类 加州英语分级G6

图片1 图片2

发表于:2019-02-19 / 阅读(304) / 评论(0) 分类 加州英语分级G6
学英语单词
aberroscope
accelerating wave
accidental president
addition compound of cellulose
alder-
aluminumizes
American sweet gum
antrum rasp
arcuated architecture
bacillary degeneration
barchant yarn
Bela Lugosi
binary digital computer
biomass conversion process
boiling pressure
bridge blinding
Calyptridium umbellatum
colorlessnesses
complementary symmetrical circuit
deliterioration
detrusor
diquinones
donall
dote upon
Dronten
Elserpine
endigen
endophorics
endurance training
farm loan
fish-farms
fonty
garbidged
general agency agreement
genus prionotuss
half tone scale
hemoperfusions
holoptic
insufflation narcosis
intensates
leader of the free world
legal measuring instrument
lengthened
lighting switch handle
Limnobium
luteanin
macroscopic phenomenon
marble-hearted
marmazat
meta directing group
minikilt
moggie,moggy
Morse dash
multifidous
nonholonomic constraint
nuclear properties
Nyazepetrovsk
oxidative flavo(u)r
paid-in capital in excess of par value
particle beam measurements
perciforms
plasmolyzability
positizing
prrp
pure zinc ingot
quantum orthogonal signal
quasi-periodic
rainforce
reagent glass
rear lamp bracket
reflected wavefront
rehabilitation period
reisenbach
retainer flange
rhinocephalia
risk
Rose Louise Hovick
rotaflexes
Rājāābād
sampled data control system
socio-economic
soil solution chemistry
sommelet process
SQ-10733
stupor
subcycling
tail gas treatment
Teku
thingy
thioesterification
to be driven ashore
tree-ripened
typ.
underthe covert of
unsewly
vegetal
visual sensor
voice group call service
weather speak
working relationship
wossen
wrought copper alloy