[化] 二氯乙酰氯

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发表于:2018-12-04 / 阅读(135) / 评论(0) 分类 英文魔法师字源大挪移

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(104) / 评论(0) 分类 VOA标准英语2014年(六月)

A Abrine 相思豆碱 O-Acetyl-3,6-di-O-β-D-xylopy-rano- astragaloside O-乙烯 3,6-双氧-β-D- 吡喃木糖基绵毛黄芪甙 Acetylastragaloside 乙酰黄芪甙 N-Acetyl-D-Glucosamine N-乙酰氨基

发表于:2018-12-08 / 阅读(99) / 评论(0) 分类 医务英语

Marlboro is the worlds largest selling brand of cigarettes. It is made by the Philip Morris Company, originally a London-based cigarette maker. Philip Morris named the cigarette after the location of the companys first factory in Londons Great Marlbo

发表于:2019-01-01 / 阅读(90) / 评论(0) 分类 各大品牌英文介绍

Writer Dorothy West: Last Living Member of Harlem Renaissance Written by Doreen Baingana (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we tell about a person w

发表于:2019-01-02 / 阅读(94) / 评论(0) 分类 名人轶事

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发表于:2019-01-02 / 阅读(115) / 评论(0) 分类 午后咖啡

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(414) / 评论(0) 分类 2017年VOA慢速英语(六)月

PEOPLE IN AMERICA - May 12, 2002: Dorothy West By Doreen Baingana VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we te

发表于:2019-01-07 / 阅读(161) / 评论(0) 分类 People in America

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(95) / 评论(0) 分类 2018年NPR美国国家公共电台11月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: Anu Garg, creator of the A.Word.A.Day Web site and author of a new book called Another Word A Day: An All-New Romp Through Some of the Most Unusual and Intriguing Words in English

发表于:2019-01-18 / 阅读(124) / 评论(0) 分类 英语单词大师-Word Master

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(143) / 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(103) / 评论(0) 分类 自然百科2009年

中草药成分英语单词 A Abrine 相思豆碱 O-Acetyl-3,6-di-O--D-xylopy-rano- astragaloside O-乙烯 3,6-双氧--D- 吡喃木糖基绵毛黄芪甙 Acetylastragaloside 乙酰黄芪甙 N-Acetyl-D-Glucosamine N-乙酰氨基葡萄糖糖 6``-acetylhyperoside 6``-乙酰氧基金丝桃甙 Acetylsh

发表于:2019-02-02 / 阅读(132) / 评论(0) 分类 英文语法词汇

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(94) / 评论(0) 分类 地道美语播客

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(159) / 评论(0) 分类 英语新闻

Abadie's Sign Chinese阿巴迪征(跟腱受压无感觉,见于脊髓痨) Abaptiston Chinese安全开颅圆锯 abarognosis Chinese压觉缺失 abasia astasia Chinese立行不能 abasia Chinese步行不能 abdominal reflex Chinese腹壁反射 abduction Chinese外展 abiotrophy Chinese生活力

发表于:2019-02-07 / 阅读(114) / 评论(0) 分类 英文语法词汇

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(179) / 评论(0) 分类 VOA标准英语2010年(一月)

RABAT, Dec. 26 (Xinhua) -- The Moroccan national team coach Rachid Taoussi announced Wednesday the squad for the finals of the African Cup of Nations (ACN-2013) in South Africa from January 19 to February 10. Taoussi left out Queens Park Rangers forw

发表于:2019-02-08 / 阅读(136) / 评论(0) 分类 英语新闻

The International Organization for Migration says about 1,000 Moroccan migrants who came to Italy with the promise of seasonal work, are living in squalid conditions on abandoned farms. IOM says the migrants were lured to Italy with false promises o

发表于:2019-02-12 / 阅读(86) / 评论(0) 分类 VOA标准英语2009年(八月)

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(169) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
.a3w
anti-influenza sera
aorto-ventriculoplasty
apogalacticum
arsinosalicylic acid
asplenium apogamum
auxiliary information
auxiliary lubrication pump
backstair(s) influence
battleground
bawoyeu
binary buddy system
binary invariant
broncho-oidiosis
chloralcamphoroxim
clpc
cochineal insects
countershaft transmission
cuppa
deposit interest rate
dewclaw
differential pinion spider
drink run
ducking-stools
Dutch bargain
egg-sac
electron excited x-ray fluorescence spectrometry
end or mend
exsector
extension teaching methods
fingercot
gas helmets
gear tooth rounding machine
go contrary to sb's interests
go under dictatorship
goal value
graptolithic facies
grindest
gross money supply
guttahs
head ache
impropers
ischaemum akonense
ischemic necrosis of head of femur
itemized sub-total
longest path
make out our case
management decision system
marine biochemical resource
melomys cervinipes
microkinematography
miscellaneous expenses of passenger traffic
modificating pureline method
molecular replacement
moment matching method
monanthus
mycoplasma laboratorium
natural depression
neck journal
neoschizandrin
net income after interest charge
neutral oil
Nodi lymphatici vesicales laterales
noise figure meter
Okwer, Jab.
palleting
pellagra typhoid
Pembridge
pictorial symbol
pole-changing time
pomacentrus lepidogenys
power centers
pritchards
probability curve
process-oriented category
qq.v
quasimomenta
query priority
ramp marking
refrigerating brine
refurbs
reinfluence
Rhododendron albertsenianum
ricardos
roscorbic
runtime accumulator
second-rater
semikilling
Sesia
simplificatory
soda-alum (sodium alum)
spell disaster
Sterigmocystis
suburbars
tax revision
temporofrontalis
to bear
trade biased growth
up-hearted
Victoria County
vulgares
Yūbari-dake