音标:[ˌaisəuˈtɔpik inˈvɛəriəns] ;
同位素不变性

[0-1:59.18]Do you know that the harder thing to do and the right thing to do... 你知不知道:难做的事和应该做的事... [00:04.98]are usually the same thing? 往往是同一件事? [00:07.98]Nothing that has meaning is easy. 凡是有

发表于:2018-12-07 / 阅读(98) / 评论(0) 分类 听电影学英语-天气预报员

[00:06.86]We'll let you know. 我们会通知你的 [00:26.98]-Russ is here. -Okay. -拉斯在这儿 -好 [00:29.74]-Where's Mike? -lnside. -迈克呢? -在里面 [00:38.90]-Dave. -Hi, Russ. -戴维 -嗨,拉斯 [00:39.70]He's upstairs. He's still

发表于:2018-12-07 / 阅读(144) / 评论(0) 分类 听电影学英语-天气预报员

AS IT IS 2016-08-30 Deaths From Lightning Strikes in US at Highest Since 2010 美国死于雷击人数创2010年以来新高 Two people in the United States died over the weekend after they were struck by lightning. 本周,美国有两人被闪电击

发表于:2018-12-08 / 阅读(55) / 评论(0) 分类 2016年VOA慢速英语(八)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths crust is old. Billions of years old. So old that its nearly impossible to imagine. And now scientists have discovered what may be the oldest

发表于:2018-12-24 / 阅读(93) / 评论(0) 分类 Scientific American(九)月

1. antagonize /n'tɡənaɪz/ vt. 对立 The official antagonized the leader of his own party by accusing him of cowardice. 那位官员谴责自己党内的领导人怯懦,与他产生敌对。 2. dissent /dɪ'sent/ vi. 反对 The vote approving th

发表于:2018-12-30 / 阅读(114) / 评论(0) 分类 突破英文词汇

英语四级同形异义词辨析10 第一单元复习 1. Dont this news to the public until we give you the go-ahead A) release B) relieve C) relate D) retain 2. We are interested in the weather because it us so directly what we wear, what we do, an

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 四六级词汇与结构练习

英语四级同形异义词辨析01 第一单元复习 1. Dont this news to the public until we give you the go-ahead A) release B) relieve C) relate D) retain 2. We are interested in the weather because it us so directly what we wear, what we do, an

发表于:2019-01-03 / 阅读(64) / 评论(0) 分类 四六级词汇与结构练习

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(一)月

What does an 800-pound gorilla eat? If you said: anything it wants, youre not thinking like a scientist. A scientist would say, Let me analyze the isotopic composition of its excreta and Ill get back to you. Because a new study shows that the ratio o

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(十二)月

Scientists Closer to Solving Plain of Jars Mystery A new group of human remains has been uncovered on the Plain of Jars in Laos. They are believed to date back to the Iron Age, some 2,500 years ago. The Plain of Jars is in the central Lao province of

发表于:2019-01-12 / 阅读(77) / 评论(0) 分类 2016年VOA慢速英语(三)月

And yet, in spite of that, artificial life support has been successful. Barely a year after the bankruptcy of Lehman Brothers, financial markets have stabilized, stock markets have rebounded, and the economy is showing signs recovery. People want to

发表于:2019-01-18 / 阅读(76) / 评论(0) 分类 财富精英励志演讲

I've got one question. 我有个问题 Why am I being fired? 我为什么被解雇了 Ms. Smoke, isn't it? Yes. 你是斯莫克小姐,对吗,是我 And I am without a doubt 我毫无疑问是 the single most valuable member of your technical divi

发表于:2019-01-29 / 阅读(79) / 评论(0) 分类 绿箭侠第一季

How to Safeguard Your Income Im a big believer in diversification. Putting all your eggs in one basket is dangerous, especially in your personal finance. Diversification is a good way to reduce your risks. The question is how we should go about diver

发表于:2019-01-31 / 阅读(132) / 评论(0) 分类 阅读空间

The reform of the housing registration, or hukou system, has been under way in most regions in China following the State Council's call to establish a unified household registration system for urban and rural residents in a document issued in 2014. 继

发表于:2019-02-03 / 阅读(63) / 评论(0) 分类 英语新闻

Science and technology 科学技术 HIV and AIDS 人体免疫缺陷病毒和获得性免疫缺陷综合征 Till death do us part 直到死神将我们分开 Putting numbers on infidelity 细数出轨之罪 ONE of the problems of dealing with a sexual

发表于:2019-02-05 / 阅读(98) / 评论(0) 分类 经济学人科技系列

统计学名词英语单词 population 母体 sample 样本 census 普查 sampling 抽样 quantitative 量的 qualitative/categorical 质的 discrete 离散的 continuous 连续的 population parameters 母体参数 sample statistics 样本统计量 descriptive statistics 叙述统计学 i

发表于:2019-02-06 / 阅读(112) / 评论(0) 分类 英文语法词汇

Todd: So, Eoin, we're talking about you playing this weekend. You're going to play in two cities. What's the set-up like? What's the routine like when you go to a club? Like how soon must you be there? You know, how long do you play, etc.? Eoin: Yeah

发表于:2019-02-06 / 阅读(52) / 评论(0) 分类 原版英语对话1000个

BEIJING, Sept. 6 (Xinhuanet) -- A short-term memory loss may suggest the Alzheimer's disease, according to a new study made by Spanish researchers. The finding was published on Monday, in Archives of General Psychiatry, an American Medical Associatio

发表于:2019-02-07 / 阅读(87) / 评论(0) 分类 英语新闻

我原来曾经给我的一个同学改作文,发现她经常写一些让我感觉哭笑不得的句子。 例如: At the first glance, the argument seems sound, but with a further look, I find it problematic. 前半句是忠实引用,后半

发表于:2019-02-09 / 阅读(104) / 评论(0) 分类 GRE作文

Compston's machine allowed such rocks to be dated with unparalleled precision. 康普斯森的仪器能以无与伦比的精确度测定这些岩石的年代。 The prototype SHRIMP was built and machined in the Earth Science department's own worksho

发表于:2019-02-17 / 阅读(87) / 评论(0) 分类 万物简史
学英语单词
5'-phospho-2'-deoxyribose
a pair of plant stipules
Abelmoschus sagittifolius
anhydrite cement
apatites
apparent gap density
arteriae glutaea inferior
award over ceiling price
baritons
be in the hat
Bewholme
Borgia,Cesare
bridge gage
carbaniloyl
carbobenzoxyglycine
censurings
closing roller
combination weigher
combined production
dacryopyorrhea
Davao del Norte, Prov.of
De Wall bubble oxygenator
deglamourize
determining factor of value
dihydroxyphenylethylamine
dragoon sb into doing sth
equipment number
filled milk
finte population
foodscape
fossil fission track
gage beam
general sensation
gi-massive
glisindamide
glutamylated
grandames
Guyon's sign
holo film
homogeneous body
horizontal shading signal
ibadat
ICCP
incoherent approximation
indicaptor paper
keyfield
la estrada
lachman
lauzier
management decisions
metadirectory services
minibuss
molal solution
mutual promotion
mycotoxicologist
no year appropriations
overcurrent protected pole of a circuit-breaker
overexaggerating
panatrophy of gower's
persall
photo journalist
phylloscopus ricketti
plaster face-bow indices
poynors
psalmodies
rancio
ratio of internal reserves to net profits
rcci
real assets account
reserve section
reverberant absorption coeffici-ent
Rheinböllen
rhodium chloride
roseocobaltic
rudder deflecting rate
seegar
Septoria aconiti
service fee
shamboks
shellfishes
Sievert's law
sitiate
snow slush
sort file descrption
space heat radiator
space-bars
spooling system
statutory-rape
stayes
synchronous camera
t-tester
tateishi
theory lower-bound
transport diffusivity
trumpet fish
vasotec
vibration absorbing mitten
vidicon tube
washracks
wellingtonias
Włodzienin
xenotropism