音标:[pi,raitә'bitjumin] ;
火成沥青

And I think particularly now, 我认为尤其是目前 as we see ourselves in a time of environmental crisis, 我们明白人类身处环境危机时代 we can learn so much from these people 我们可从这些族群身上学到许多东西 who have

发表于:2018-12-08 / 阅读(219) / 评论(0) 分类 TED演讲娱乐篇

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2018-12-30 / 阅读(305) / 评论(0) 分类 国家地理2008年

This is Whats Trending Today. Summer does not officially begin in the United States and other countries in Earths Northern Hemisphere for more than a week. Yet you have probably heard the song of the summer of 2017. That is Luis Fonsis Despacito. Fon

发表于:2019-01-02 / 阅读(320) / 评论(0) 分类 2017年VOA慢速英语(六)月

every time we say goodbye there is something breaking deep inside I try to hide my feelings to keep myself controlled but somehow I can't deny what's deep inside my soul after always on the run so many different places having fun but like river alway

发表于:2019-01-10 / 阅读(245) / 评论(0) 分类 好听的英文歌曲

And I think particularly now, as we see ourselves in a time of environmental crisis, 我认为尤其是目前,我们明白人类身处环境危机时代, we can learn so much from these people who have lived so sustainably in this ecosystem for o

发表于:2019-01-18 / 阅读(219) / 评论(0) 分类 TED演讲商业篇

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(340) / 评论(0) 分类 2016年Scientific American(一)月

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2019-01-22 / 阅读(282) / 评论(0) 分类 自然百科2008年

Cleaning and sorting plastic made out of multiple polymers can be relatively expensive, 清理和将多种聚合物制成的塑料进行分类的成本相对昂贵, especially if it is used to make low value products such as packaging. 尤其是这些

发表于:2019-01-26 / 阅读(265) / 评论(0) 分类 经济学人科技系列

If all goes well, the inventors hope to develop the idea and make the sections entirely from recycled plastic. 如果一切顺利,那么投资者希望开发此想法并完全利用回收垃圾制造这些节段。 Paths, car parks and railway plat

发表于:2019-01-26 / 阅读(339) / 评论(0) 分类 经济学人科技系列

Of all the plastic produced since the 1950s, less than 10% has been recycled. 20世纪50年代以来,产生的所有塑料中,只有不到10%得到回收。 The vast majority ends up being dumped, most of it in landfill. 其中大部分都成了垃

发表于:2019-01-26 / 阅读(238) / 评论(0) 分类 经济学人科技系列

JUDY WOODRUFF:Next: how an oil spill near Little Rock, Ark., is casting a shadow over the proposed expansion of the Keystone pipeline. MAN:So that is a pipeline that has busted and has flooded the neighborhood. JUDY WOODRUFF:A local resident describe

发表于:2019-01-27 / 阅读(192) / 评论(0) 分类 PBS访谈环境系列

Science and technology. 科技。 Quieter traffic. 更安静的交通。 When the rubber hits the road. 当橡胶遇上公路。 Turning old tyres into new roads can help cut noise pollution. 把旧轮胎建成新式道路可以减少噪音污染。

发表于:2019-02-06 / 阅读(238) / 评论(0) 分类 经济学人综合

Science and technology 科学技术 Quieter traffic 更安静的交通 When the rubber hits the road 当橡胶遇上公路 Turning old tyres into new roads can help cut noise pollution 把旧轮胎建成新式道路可以减少噪音污染 AROUND one

发表于:2019-02-16 / 阅读(270) / 评论(0) 分类 经济学人科技系列
学英语单词
allopatries
almost flat manifold
alphameric key
aluminum strips
anticipatory patent
apostasied
array computer
bathe one's hand in blood
be on firm ground
benchmark spectrum quality
breast-imaging
bumper bar
cabinet beetle
Campanian
canonical assembly
card chase
central chyle vessel
centralized grease automatic system
chingma abutilon seed
Clifton Pt.
com file
convexoconvex
culmores
data qualification and retrieval
decurion
diversified program of investment
economic models
enzootic marasmus
extrusion worm presses
fixed array method
flippin
FLK
fluorine atmosphere
Gehman torsional apparatus
george grove
gone against
groping end basin
hemolytic plaque assay
holohedra
Huntington chorea
iguanodon
indegrees
innovation
interruptings
inverted rotary converter
iolani
joseite-A
kong the masters
Kring
kustermann
leidl
length on waterline
mbaqanga
melanite-phonolite
metal work
micrococcal
mobile seed processing machine
musticate
nonaffirmation
numerator-weighted average
oil catch ring
oktas
one-day reversal
outshout
pain-relievings
paradoxic metastasis
peakiness
Pelion
phenol bismuth
placoid
positive polarity
pressure-type flowmeter
rachitomy
rhamnosylate
rock climbings
safe sexes
schoenflies symbol system
secwepemc
single-mode optical fiber
software flow pattern
solar turboelectric drive
sonications
splash dam
spoils system
standard platinum resistance thermometer
steel-bluer
stellar chronometer
stopping valve
superhilac
teleprocessing
timmen
torsi
tractatus
ultimate penetration
unbeleue
unprocurable
variety studio
wieniawski
wisdom literature
withamite
worn spots
your nearest and dearest