过碘酸法

ear degenerate noted shatter bureaucracy nut spectator herald inflation terrify periodic polar dreadful texture withhold rivalry theft snail streak nursery thrill underline incense merit postal extra

发表于:2018-12-01 / 阅读(101) / 评论(0) 分类 用Mp3背六级单词

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(207) / 评论(0) 分类 (科普英语)Earth and Sky

Now, while the smell wafts over you, let me tell you the history of an idea. 现在,趁着香味还萦绕在你们周围,我来为你们介绍一个想法形成的过程。 Everything that you're smelling in here is made up of atoms that come fro

发表于:2018-12-19 / 阅读(77) / 评论(0) 分类 TED演讲教育篇

Idiom: On the rocks 事情处于一个相对困难的状态中 Hit the book: Insufficient Insurance Cash flow Jeopardy Periodic Recipient Frankly Installment

发表于:2018-12-27 / 阅读(107) / 评论(0) 分类 趣味青春英语

1. In which field is the man looking for a job? A. education B. medicine C. technology 2. Which statement best describes the pay for the job? A. Employees can receive periodic pay increases based on their work. B. The salary for the position is above

发表于:2018-12-28 / 阅读(97) / 评论(0) 分类 听英文对话做选择

图片1 journal n. 定期刊物,杂志,航海日记,分类账 例句:Blanche writes on politics for a monthly journal. 布兰奇为一家月刊写政治性文章。 periodical adj. 周期的,定期的n. 期刊,杂志 例句:This periodi

发表于:2018-12-30 / 阅读(64) / 评论(0) 分类 漫画搞定六级词汇(文本+音频)

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(248) / 评论(0) 分类 知性英语

Tests Suggest 10,000-Year-Old Brit Had Dark Skin, Blue Eyes Genetic material from a 10,000-year-old skeleton suggests the oldest-known Briton had dark skin and blue eyes. 根据一具1万年前的骨骼中提取的遗传物质表明,人们所知最古

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 2018年VOA慢速英语(二)月

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 2014年VOA慢速英语(八)月

During the doctor's periodic visit to my elderly mother, I told him that Mother would be celebrating her 98th birthday in few days. Delighted by the news, he bent down and gave her a kiss for the occa

发表于:2019-01-03 / 阅读(76) / 评论(0) 分类 英汉幽默故事选读

Wanted to slice out little time,we wish everyone a happy pie day on this March 14th.413 Ok.let's go ahead to get today's headlines. Two primaries two caucuses,110 delegates,that's what was the stake yesterday in the race for the Republican presidenti

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 CNN2012年(三)月

Where Do We Come From? 我们来自哪里? Would you like to know where your ancestors came from? British and American scientists may have found answers for you. They have developed a new algorithm to study deoxyribonucleic acid, also known as DNA --

发表于:2019-01-12 / 阅读(95) / 评论(0) 分类 2014年VOA慢速英语(八)月

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(168) / 评论(0) 分类 VOA常速英语2007年(十一月)

近几年的英语写作基础试卷在考查内容和试题类型上改动不大,保持了命题的连贯性。考查内容包括三大部分:句子的组成、段落的写作、应用文写作。题型有重写句子、改写病句、识别主题

发表于:2019-01-17 / 阅读(61) / 评论(0) 分类 实用英语

The United Nations World Food Program has to drastically cut the number of hungry North Koreans it feeds because of a lack of international funding and new restrictions imposed by Pyongyang. 由于缺少国际资金和平壤新实施的限制,联合国

发表于:2019-01-19 / 阅读(50) / 评论(0) 分类 VOA双语新闻 2009年7月

For most of us, the periodic table is a thing of beauty in the abstract, but for chemists it established an immediate orderliness and clarity that can hardly be overstated. Without a doubt, the Periodic Table of the Chemical Elements is the most eleg

发表于:2019-01-29 / 阅读(73) / 评论(0) 分类 万物简史

Idea 1: Write a small but romantic love letter (about 5 lines in length or less). Then, get your local newspaper and circle all the words you need (in order) to include in your letter. Then leave the paper with a special note on top telling him to pu

发表于:2019-02-04 / 阅读(124) / 评论(0) 分类 英语美文

During the doctor's periodic visit to my elderly mother, I told him that Mother would be celebrating her 98th birthday in few days. Delighted by the news, he bent down and gave her a kiss for the occasion. He then announced that he, too, would be cel

发表于:2019-02-04 / 阅读(71) / 评论(0) 分类 趣味英语

period for redemption 赎回期限 period of accrual of interest 应计利息的期间 periodic actuarial investigation 定期精算调查 periodic payment 分期付款;定期付款 periodic updatin

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 财会英语

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(187) / 评论(0) 分类 实用英语
学英语单词
absolute defense
admit to
Aerzen
Afrasian language
agency for healthcare research and quality (ahrd)
aircraft parking
Alanson's amputation
Albright syndrome
amplitude of resonance
antenna foundation
atmospheric perspective
basic graphic extensions
Belmopan
betow
binding attachment
Brucea javanica
cell motor
closed amortisseur
cocktail party effect
coffee creams
Commiphora myrrha
comparable with
competitive positioning
country collection
Cranihemals
cryo-milling
defo
dibutyl thiophosphite(DBTP)
dual federalism
dysgeusis
encompass system
fixed open hearth furnace
fly-wheel type friction welding
foil-borne
forestallest
formal languages
formation axis
fortuituous
granular fracture
hand-feed pump
high alkalinity
hoaxers
hydrophone tank
in apposition to
in times to come
individual ergodic
Ineuil
infinite extent
innermost DO range
International Marine Radio Co.
IPCC
isentropic motion
isolytic
jenequen
keff
key-schemes
killer factor
lammergeiers
last spring
low-cost housing
lysenkoes
magnetic stripe card reader
MUAMC
My Hung
neo-colonialisms
nonassociative operator
nonchanged
nordstroms
Olympianism
p'o ti yu
parallelarity
Petrohué
physiological stress
picrolite
plate follower
post-trematic branch
pressure domes
rapid river
rapid scanning infrared spectrometer
reality of law
redfree
riverboating
ruptural
satellite dishes
schwarzbaum
scuts
single rectification column
Soilbrom 85
speak true
spectral phonocardiograph
Sterlibashevo
swayne
tack welded hafnium crystal bar electrode
tawakoni l.
tea-times
Tigharry
tricarboxylic acid cycle
tweeked
underwater telephone
unliquidated encunmbrance
ventriculo-atrial
vesicularia flaccida