[医] 氯化二乙烯

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(102) / 评论(0) 分类 VOA标准英语2014年(六月)

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(91) / 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(141) / 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(101) / 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(92) / 评论(0) 分类 地道美语播客

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(167) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
.vbw
alimentary system
ambassis buruensis
ammonium muriate
annual calculating cost
apotroposin
arbitrary sign
archegosaurids
auricular tophus
beltrania concurvispora
boogered
bowzey
bureaucratise
call display position
Campsis grandiflora
carbon disulfides
Cascal, Paso del
censer action
Chefchaouene
coefficient variation of the yield
cold stretching
comma code
cooperating installation
cubic decimeters
digital electronic lock
disinhibition effect
Doctor Petru Groza
doublemoding
elasticising
enaction
external counterpulsation
fall silent
farm garden supply store
fast switching circuit
fillister head
firebombed
flash curve
free gyro
freestandings
gastro-omental
gentlemanhood
give way todespair
Gosplan
gotten under your skin
hastler
human-machine system
hydrated cellulose
hydroxymycin
hypophyseal portal vein
impressiones trigemini ossis temporalis
inclined haulage road
irreps
joinder
knob wiring
kramlich
launius
lines of defence
lion's tail
listed investment
metaphoricity
nitrilimine
ocean surveillance ship
P'aldonggyo
paaj
Pakchon
pencil of conics
piezo-electric traverse effect
post-racer
premasticate
prosti-tot
rated field voltage
receiving furnace
recognition signal
retina pars caeca
ring course
Sabule
Salsola sinkiangensis
scrap conveyer
sit on something
spumes
stormlessness
surveillance visit
susmen
task (in programming language)
The best fish smell when they are three days old.
the maske of beauty
thermal fatigue test
time-frequency modulation
toxoplasmoses
transfer package
transit apron
transmission block
triglids
tropolium ion
umbrosum
undebarred from doing
underwater obstruction
unknownly
violet-purple
whip gin
write out an agreement