挥发性盐基氮

初级英语听力(新版) Lesson17 What's the postage on these letters to Thailand, please? I'll have to check. Do you need anything else? Yes. A three pence stamp, please. That'll be eighty-five pence in all. I wish you wouldn't have your TV so lou

发表于:2018-12-01 / 阅读(201) / 评论(0) 分类 初级英语听力新版

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 hook He hung his coat on the hook behi

发表于:2018-12-05 / 阅读(144) / 评论(0) 分类 每日攻克5词

You probably already know everything is made up of little tiny things called atoms 你也许已经知道所有的东西都是由微小的原子组成。 You might even know that each atom is made up of even smaller particles called protons, neutrons

发表于:2018-12-08 / 阅读(108) / 评论(0) 分类 TED演讲教育篇

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. The Chesapeake Bay could get helped by a new antipollution expert: farmed oysters. For decades, the Chesapeake has been plagued by excess nutrients, such

发表于:2018-12-24 / 阅读(116) / 评论(0) 分类 Scientific American(一)月

AGRICULTURE REPORT - Bird Flu: Composting the Remains of Farm BirdsBy Mario Ritter Broadcast: Tuesday, February 28, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers usuall

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 2006年慢速英语(二)月

AGRICULTURE REPORT - Legumes: Good for People and SoilBy Bob Bowen Broadcast: Tuesday, February 21, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Many different kinds of plants

发表于:2019-01-02 / 阅读(98) / 评论(0) 分类 2006年慢速英语(二)月

Broadcast: June 4, 2003 By Paul Thompson VOICE ONE: This is Ray Freeman. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today, we tell about how astronauts prepa

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 VOA2003(上)-科技导航

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 Scientific American(九)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola

发表于:2019-01-08 / 阅读(151) / 评论(0) 分类 Scientific American(七)月

This is the VOA Special English Agriculture Report. Sorghum farmers in eastern Uganda, working with scientists, have tested some lower-cost ways to improve their soil. Little rain and poor soil fertility are problems in that area, as in other parts

发表于:2019-01-11 / 阅读(128) / 评论(0) 分类 VOA慢速英语2007年(六)月

Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h

发表于:2019-01-14 / 阅读(125) / 评论(0) 分类 VOA标准英语2011年(四月)

今天我们要学的词是volatile。 Volatile, 不稳定的,动荡的。 Wall Street ended a volatile week of trading, 华尔街股票交易结束了动荡的一周。 With Europe's debt crisis and America's debt rating downgraded, global stock m

发表于:2019-01-16 / 阅读(102) / 评论(0) 分类 英语单词荟萃

托福考试(TOEFL)是国际上最有影响力,使用最广泛的的英语水平测试之一。托福除了作为美国主流学校入学所需的标准化考试,申请签证和工作的过程中也会有需要托福成绩的机会,所以不少

发表于:2019-01-18 / 阅读(105) / 评论(0) 分类 托福英语

The geology of the planet 地球的地质情况 Welcome to the Anthropocene 欢迎来到人类纪 Humans have changed the way the world works. Now they have to change the way they think about it, too 人类改变了世界运行方式,现在,人类不

发表于:2019-01-26 / 阅读(150) / 评论(0) 分类 经济学人综合

AGRICULTURE REPORT — November 26, 2002: Corn, Part 1 By Mario Ritter This is the VOA Special English Agriculture Report. Corn is an important crop in many parts of the world. However, some people ar

发表于:2019-01-30 / 阅读(133) / 评论(0) 分类 农业与发展

BBC News Projections from a referendum in Switzerland suggest voters have rejected a plan to introduce a guaranteed basic income for all. BBC新闻- 瑞士公投的预测表明, 投票者否决了推行人人享有有保障的基本收入的计划。

发表于:2019-02-13 / 阅读(84) / 评论(0) 分类 英语新闻

GRE阅读复备考之类比思维。考生在做gre阅读复习过程中也可以运用类比的思维解题。在GRE阅读中绝对不少见,也就是常说的类比题。主要说下述哪一选项所述现象和原文第N行的说法比较相像

发表于:2019-02-17 / 阅读(109) / 评论(0) 分类 GRE英语

1.Above all:最重要的是,most important of all Above all, theyll have to discover how much nitrogen it possesses since nitrogen is4/5 of the air breathe.(2002-1) 2.Account for:解释。说明 How do you account for the truth? 3.After

发表于:2019-02-18 / 阅读(90) / 评论(0) 分类 大学四六级阅读

An obvious apparent difference between dividends and buy-backs is that every shareholder gets the dividend but not all of them tend to take part in a buy-back. 股息与回购的明显区别是每个持股人都会得到分红,但并不是所有的持

发表于:2019-02-24 / 阅读(101) / 评论(0) 分类 经济学人财经系列

However, when at length they emerged into the fresh air of a London evening, 然而,当他们最后走进伦敦夜晚的新鲜空气里的时候, the bubbles sprang instantly to fizziness, memorably enlivening the digestive process. 气泡立刻泛

发表于:2019-02-25 / 阅读(96) / 评论(0) 分类 万物简史
学英语单词
acoustical phase constant
adiantum edgeworthii hook.
aerodynamic rudder
anomaly of dynamic height
bessels
bombycid
broad wool
brushless induction phase shifter
but-why
california mental ability test
cambism
capacity model
Cash-surrender value
cinemographs
clanking
Closed architecture.
closed circulating system of ash sluicing water
compare logic
countersurfaces
dachsie
data analysis display unit
Dillingen an der Donau
dimedit
double acts
down the ages
dusky-coloured
emotional attachment
environment division clause
eristics
eurhythmic, eurhythmical
eutectic solidification
evadingly
facies inferior cerebri
firesets
fortwendel
frightable
fungia (verrillofungia) repanda
get divorced
ginger ... up
hat leather
head-on
heating by exhaust gases
hot-wire-type flasher
hunting boat
hydraulic bulldozer
I work hard all morning
integrated logistic supports
ishigeaceae isidium
katharsis
lie at sb's door
lift someone's face
living-standards
loose-stock dyeing
low lift safety valve
Maxton screen
midnight shutdown
Monamania
mucosest
non-selective catalytic reduction
note teller
numerical equivalents
overpot
p11
papadum
parhams
pegtop paving
peridium
product quality
punch register system
puterbaugh
rear axle nut washer
repressive measure
residual cohesion
ripping face support
saddle-bum
self-broadening
sensitive plants
sidepersons
socialized teaching
stoperhammer
Streitishvarf
streptopelia turturs
subsurface cistern
suspended current
take by violence
tetraboron decahydride
that is that
thermal inertia
thesterly
thrattle
tool lathe
touches us
Ukerewe I.
unidirectional pulse train
Valsalva's muscle
venezianoes
Vieussens'annulus
water-resisting property
weather-gods
westerliness
xerophorbium
zero insertion force socket