石灰石中和处理

The Pantheon here was built by the Emperor Haydrian in the 2nd century AD and its 1)dome is still one of the largest 2)concrete domes in the world. It's 50 yards across and its concrete is up to 20 fe

发表于:2018-11-28 / 阅读(226) / 评论(0) 分类 疯狂英语2001年

A review of the guidelines for HIV treatment in poor countries finds priority should go to starting that treatment early. What we learned from a clinical standpoint, as well as a cost-effective standpoint, is that earlier anti-retroviral therapy impr

发表于:2018-11-29 / 阅读(149) / 评论(0) 分类 VOA标准英语2010年(十二)月

Section A Short Conversation [00:02.98]1. M: How is your classmate Lucy,Mary. [00:07.08]The last time I came to see you. [00:09.01]you were about to take her to the hospital. [00:11.44]W: She came home last week [00:13.40]The operation was very succe

发表于:2018-12-01 / 阅读(190) / 评论(0) 分类 决胜六级英语听力

Todd: Eucharia, can you talk about where you are from? Eucharia: Im from Ireland and Im from the second biggest city in Ireland which is Cork. Now the name Cork doesnt come from wine bottle cork, it comes from the irish word kirkig which is marsh so

发表于:2019-01-02 / 阅读(86) / 评论(0) 分类 英语访谈对话

变形金刚2插曲 变形金刚2一度成为众人关注的焦点。前段时间,公司带领大家一起观看了此片,场面确实很宏大,视觉效果确实很刺激,故事情节也很感人也很振奋人。听听这首变形金刚2的插

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 电影歌曲

By Brian Padden Irbil, Iraq 27 September 2007 Recent outbreaks of cholera in parts of Iraq highlight the need for basic services like clean water.Development projects in much of the country have been delayed because of the deteriorating security situ

发表于:2019-01-07 / 阅读(106) / 评论(0) 分类 2007年VOA标准英语(九月)

This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Mmm, sticky rice. Its a glutinous side dish thats perfect for practicing your chopstick skills, for sopping up curry sauce and, amazingly, for building real

发表于:2019-01-08 / 阅读(97) / 评论(0) 分类 Scientific American(六)月

By Tendai Maphosa London 18 July 2007 Global AIDS treatment will fall far short of a target to have five million people in Africa being treated in the next few years. A new report reveals that the continued lack of access to drugs by many of the worl

发表于:2019-01-09 / 阅读(98) / 评论(0) 分类 2007年VOA标准英语(七月)

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week on our program, we explore a UNESCO World Heritage Site in the American Southwest, near the city of Carlsbad, New Mexico. Carl

发表于:2019-01-11 / 阅读(81) / 评论(0) 分类 VOA慢速英语2008(十)月

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week on our program, we explore a UNESCO World Heritage Site in the American Southwest, near the city of Carlsbad, New Mexico. Carls

发表于:2019-01-11 / 阅读(275) / 评论(0) 分类 VOA慢速英语2009年(十二)月

A new study of HIV-infected people in Haiti indicates that starting treatment early could save many patients who might otherwise die of AIDS. And starting anti-AIDS medicines earlier might also save money. The World Health Organization currently reco

发表于:2019-01-13 / 阅读(77) / 评论(0) 分类 VOA标准英语2010年(七)月

Joe DeCapua 15 April 2010 Over the years, theres been debate over when to start HIV-positive patients on anti-retroviral drugs, or ARVs. At first the standard practice was to wait until a persons immune system had nearly collapsed. But a growing body

发表于:2019-01-13 / 阅读(108) / 评论(0) 分类 VOA标准英语2010年(四)月

Musee dOrsay, France 奥赛美术馆,法国 Standing on the Left Bank of the Seine, this venerable Paris museum was opened in 1986 in a former Beaux-Arts railway station and hotel. The layout uses its previous incarnation to full effect galleries c

发表于:2019-01-17 / 阅读(99) / 评论(0) 分类 阅读空间

I want to tell you about the future of money. 我今天的话题是关于货币的未来。 Let's start with a story about this culture that lived in Micronesia in the early 1900s, called the Yap. 我们先从一个20世纪早期的故事开始,这个

发表于:2019-01-18 / 阅读(61) / 评论(0) 分类 TED演讲国际问题篇

Todd: Eucharia, can you talk about where you are from? Eucharia: Im from Ireland and Im from the second biggest city in Ireland which is Cork. Now the name Cork doesnt come from wine bottle cork, it comes from the irish word kirkig which is marsh so

发表于:2019-01-26 / 阅读(85) / 评论(0) 分类 原版英语对话1000个

Apnea Treatment Improves Golf Game A study presented at CHEST 2009, the meeting of the American College of Chest Physicians, found that golfers with apnea who got treatment lowered their handicaps by as much as three strokes. Steve Mirsky reports The

发表于:2019-01-30 / 阅读(183) / 评论(0) 分类 60秒科学

RACHEL MARTIN, HOST: Three hundred years ago, the rock of Gibraltar, rising dramatically out of the Spanish coastline, became a British territory. This has never sat well with Spain. And now recent disputes over the territorial waters around Gibralta

发表于:2019-02-16 / 阅读(60) / 评论(0) 分类 英语语言学习

While Gene Shoemaker was trying to get people galvanized about the potential dangers of the inner solar system, 正当尤金苏梅克试图提醒人们注意太阳系内部的潜在危险的时候, another developmentwholly unrelated on the face of

发表于:2019-02-25 / 阅读(58) / 评论(0) 分类 万物简史

The trauma to Manson's geology had come not from within the Earth, but from at least 100 million miles beyond. Sometime in the very ancient past, when Manson stood on the edge of a shallow sea, a rock about a mile and a half across, weighing ten bill

发表于:2019-02-25 / 阅读(53) / 评论(0) 分类 万物简史

The researchers report an experiment in Iceland where they have pumped CO2 and water underground into volcanic rock. 研究人员发表了一项在冰岛的实验:把二氧化碳和水注入地下变成火山石。 Reactions with the minerals in th

发表于:2019-02-26 / 阅读(62) / 评论(0) 分类 英语口语
学英语单词
2-methylcortisol
aceraius grandis
Aconitum refracticarpum
allantois chorioidea
aquachloral
arsecheek
avant-gardists
back-channeled
be better of
bean tree
Biankouma
body-thrusts
buarques
bwe
C-Prolog
cable distribution point
Chattertonian
claisen para-rearrangement
coati-mundi
colour screw
Crookes' lens
cumulative error
cylinder cover bolt
date of clearance
dibutyryl
Diphyllobothrium erinacei
diplosomites
dome cap
drip gasoline
drywell ambient temperature
error locating
Euro share market
exhibition space
famale worker
fineberg
flunk
foam in hibitors
foreign exchange option
furnace transformer
gross out
half-bottles
heavy lorry
heterodyne repeater
household word
immanacled
income tax authority
intermodal freight terminal
johann maier ecks
josher
khanaqin
Kundsen-langmuir equation
Kutta-Joukowski airfoil
line broadening
linearly equivalence
lorente
lump salt
mating plug
melomelus
Middeldorpf's triangle
near-optimality
neurogenin
non-parametric cointegration
non-provisional
normal atmosphere
nucleus of the solitary tract
nurserygirl
Odawara
orbitosphenoids
Oto-Manguean
owner-like
phase contour
pig pile
plocamium telfairiae
Plutonian
positive vector
pressure-feed oiling
pullulatings
rabbet line
residual noise
reverse intergenerational influence
rodder
sael
sales record
sayan
scrambly
Silicon Wadi
single-action pressing
spongy brake pedal
structural basis
submolecule
sunk-in
Talodex
test harnesses
thunder thighs
torcious
transition state,transition complex
trimmed in bunker
unaccused
unbenzoled petrol
white mahogany
whitenest
zoocoenology