[化] 氯化氡

[00:00.00]Unit 6 text A Improving Industrial Efficiency through Robotics [00:04.24]通过机器人技术提高工业效率 [00:08.49]Robots,becoming increasingly prevalent in factories [00:14.73]and industrial plants throughout the developed world, [00:17.41]在机

发表于:2018-12-04 / 阅读(192) / 评论(0) 分类 大学英语自学教程下

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(162) / 评论(0) 分类 VOA标准英语2014年(六月)

Predicting Earthquakes Can earthquakes be predicted? Scientists are working on programs to predict where and when an earthquake will occur. They hope to develop an early warning system that can be use

发表于:2018-12-31 / 阅读(126) / 评论(0) 分类 有声英文阅读

Can earthquakes be predicted? Scientists are working on programs to predict where and when an earthquake will occur. They hope to develop an early warning system that can be used to forecast earthquakes so that lives can be saved. Earthquakes are the

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 双语有声阅读

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(161) / 评论(0) 分类 2018年NPR美国国家公共电台11月

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(219) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(156) / 评论(0) 分类 自然百科2009年

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(148) / 评论(0) 分类 地道美语播客

对于即将走出校门的毕业生来说,一封吸引人的求职信是进入理想企业的敲门砖。下面就是一位毕业生应聘实习销售代表的求职信。这封信言辞恳切,并且突出了他建立良好人际关系的能力。

发表于:2019-02-09 / 阅读(118) / 评论(0) 分类 求职英语

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(255) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
3j coefficient
Anacreontic
annoyancer
antennalike
appear against sb
astrayly
automatic carry
automatic tracking circuit
bags empty
bavier
belk
Better Government Association
Boehmeria silvestrii
booster inoculation
brake release spring
brush inclination
buggered me
bureau of labour insurance
carbamylcholin
carrbridges
cebaracetam
Cengio
connivens
converse graph
Corpus tibiae
crustaceous
cum new
d.c. amplifier
damped vibration
daysleeper
Direct Black
dorylaner
dunleavey
Elsholtzia rugulosa
euresol,resorcin monoacetate
Ezeiza, Aeropuerto Internat de
fan convector heater
farnesal
free policy
give evidence of
graphic equalizer
group n
gyrans
heelswitch
hot pressed finish
imaging ir (iir)
impurity diffusion coefficient
INTERCULTURATION
intransit aeromedical evacuation facility
jacques i
lodge power in someone
loxocosm
mercantile firm
millicurle
minifloppy mass storage
mis-classifying
monochromatic scheme
morna (cape verde islands)
mutifunctional
Mutton Bay
myxinoideas
negotiable certificate
negritos
never smoker
nuclear equivalent of 1 ton of tnt
oceanic abyss
ogcocephalidaes
oreline
orthodox practitioner
Oti, Pulau
phase something out
photoflood bulb
picramnia
preliminary model
proclitically
pseudofluidization
psychotomimetically
purchases returns book
re-buildings
rotating cylinder method
roughening concrete surface
sahar
shell disease
shit talkin'
smothered arc furnace
space-time pattern
speak-up
stapedial branch
strokeside
stub-tooth gear
Takashima
tasil
top copy
tracking field of view
Tretten
truthmaking
ulva intestinalis
unit separation
Vidal's treatment
voltatile pressing lubricant
water-budget
Welshism