[化] 草酸一乙酯; 乙二酸一乙酯

M: Hi Benjamin. My name is Dr. Green. What seems to be the matter? B: I've been feeling pretty ill for a few days now. M: what are your symptoms? B: I feel chilly, I've got cramps, I keep throwing up, and I feel dizzy and tired. M: it sounds like you

发表于:2018-11-30 / 阅读(230) / 评论(0) 分类 生活英语情景口语

Japanese engineer Masaaki Nagumo had always dreamed of operating a robot from Mobile Suit Gundam. 日本工程师南云正章(Masaaki Nagumo)一直梦想着操作《机动战士高达》中的机器人。 That is the name of a popular Japanese an

发表于:2018-12-08 / 阅读(135) / 评论(0) 分类 2018年VOA慢速英语(四)月

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(198) / 评论(0) 分类 2014年VOA慢速英语(五)月

Todd: OK, Hisa, why don't we talk about food? 希莎,我们为什么不谈谈食物? Hisa: Good. 好的 Todd: OK, first of all, actually, can you cook? 首先,你会做饭吗? Hisa: Yes, I can. 是的,我会。 Todd: Yeah. What can you cook

发表于:2018-12-18 / 阅读(137) / 评论(0) 分类 实战口语情景对话

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(152) / 评论(0) 分类 VOA双语新闻 2014年1月

Japanese engineer Masaaki Nagumo had always dreamed of operating a robot from Mobile Suit Gundam. 日本工程师南云正章(Masaaki Nagumo)一直梦想着操作《机动战士高达》中的机器人。 That is the name of a popular Japanese an

发表于:2019-01-03 / 阅读(166) / 评论(0) 分类 2018年VOA慢速英语(四)月

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(173) / 评论(0) 分类 医务英语

An ass and an ox,fastened to the same yoke,were draging a waggon.While the ox was pulling with all his might he he broke a horn.The ass swore that he had got no help whatever from his weak companion.Exerting himself in the labour,the ox b

发表于:2019-01-09 / 阅读(234) / 评论(0) 分类 趣味英语

By Paige Kollock Washington, DC 20 January 2006 watch Malaria Treatments report The World Health Organization says the most effective cure for malaria could be in jeopardy, unless their new prescripti

发表于:2019-01-10 / 阅读(178) / 评论(0) 分类 2006年VOA标准英语(一月)

Southern Sudanese officials say at least 30 people have died in clashes along the border with northern Sudan as the second day concluded in the region's week-long referendum on independence. Election officials say voter turnout was 20 percent on Sund

发表于:2019-01-14 / 阅读(144) / 评论(0) 分类 VOA标准英语2011年(一月)

Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2014年(一月)

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(127) / 评论(0) 分类 白领英语晨读

英语里你不知道的几个小秘密 The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO。 The oldest word in the English language is t

发表于:2019-02-04 / 阅读(174) / 评论(0) 分类 实用英语

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(231) / 评论(0) 分类 英语学习方法

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(148) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(165) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(168) / 评论(0) 分类 万物简史

Today I am going to teach you how to play my favorite game: 今天我要教你们怎么玩我最爱的游戏: massively multiplayer thumb-wrestling. 超级多人拇指摔跤 It's the only game in the world that I know of 这是我所知的唯一一个

发表于:2019-02-21 / 阅读(197) / 评论(0) 分类 TED演讲教育篇

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(186) / 评论(0) 分类 TED演讲教育篇

1. The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO. 2. The oldest word in the English language is town. 英语里最有年头的一个词

发表于:2019-02-25 / 阅读(201) / 评论(0) 分类 英文语法词汇
学英语单词
acanthocheilonemiasis
actual lead
adjustable speed motors
audioreproduction
basset horn
bilaterally
boarded
bring the house about one's ears
brinjarries
building contracting
calafatite (alunite)
Callicarpa luteopunctata
caseinates
change one base
chysible
connecting rod length/crank radius ratio
corrected fluorescence spectrum
current-limiting inductance
degressive tax rate
design document
Dimethylallyltransferase
doggerel
early water flooding
educational supply
ejector water air pump
electric static spraying
Elkaloy
empirical theology
fakiness
feathering angle
fiction-making
fluorinator
foretelleth
ganglands
ghost in the graveyard
hair-pin tube
HDTV tuner
in-house magazine
Inhibere
ir imaging system (iis)
isothermal Hall effect
Jablonica
James Buchanan
knock testing
lamesa
lithia-mica
loop ends
loulanensis
lurtz
macroscopicl
melissylene
melt back transistor
meridianal velocity
metaprotein
microbrachids
mircrofilm
modern city
nibbler template
NO-PYR
non-championship
operand storage
overlap valve
palate plate
pastori
payload weight distribution
pelon
physiograph
plausible explanation
prepunched hole
press-bed
prime products
proclination
prompt fission products
public accounting profession
punch insert
recognition of continuous speech
recruitment over
repeated survey
rockafellar theorem
rubber number stamp
runner less
schaarbeek
scoutmastership
sea buckthorn
soluble solids
stabilizing winding
stator spool
thacra piperasia
to front
tobacco fermentation
torsion testing machine
transnational operation
twin diode pentode
unneared
us flag
valonia aegagropila
ventral-lateral plate
warm effluent
what's crackin'?
Woolley, Sir Charles Leonard
yole
zwangendaba