生质材料

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:05.82]2006 Text3 [00:08.14]When prehistoric man arrived in new parts of the world, [00:12.17]something strange happened to the large animals: [00:15.51]they suddenly became extinct. [00:18.03]

发表于:2018-11-30 / 阅读(211) / 评论(0) 分类 历年考研英语阅读理解

[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [

发表于:2018-12-03 / 阅读(247) / 评论(0) 分类 最新版英语听力教程

When you consider all life on Earth, billions of human beings are a relatively small number when compared to trees, earthworms or even viruses. But humans really know how to use what little power we have, a new study found. The study is said to be th

发表于:2018-12-08 / 阅读(202) / 评论(0) 分类 2018年VOA慢速英语(六)月

This is Scientific American's 60-Second Science. Im Karen Hopkin. Itll just take a minute. When you think about an ecosystem, you usually think of the big animals that live there. The Serengetis ruled by lions. And estuaries are populated by fishes,

发表于:2018-12-24 / 阅读(152) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. There's a huge, gunky brown cloud that lingers over south Asia and the Indian Ocean each winter. Its been known to cause respiratory diseases and even

发表于:2018-12-24 / 阅读(168) / 评论(0) 分类 Scientific American(一)月

15. What researchers such as Ransom Myers and Boris Worm have shown is just how fast things are changing. 【分析】复合句。本句中 what 引导主语从句,其中 such as Ransom Myers and Boris Worm 表列举,is 是系动词。 【译文】

发表于:2018-12-30 / 阅读(149) / 评论(0) 分类 考研英语长难句讲解

[00:03.81]bottom line :结余;结算 [00:05.82]bundle :n.搭售商品 [00:07.49]convention :n.(专业)展览会 [00:09.37]demonstration :n.展示 [00:11.46]entrance :n.入口 [00:13.29]go with :选择;决定采用 [00:15.17]high traffic :a.高流量

发表于:2018-12-31 / 阅读(286) / 评论(0) 分类 商务英语分类核心1000词汇

Scientists Measure Ocean Health by Its Color 科学家根据海洋的颜色测量其健康度 You wouldn't order phytoplankton from a menu, but these microscopic green algae are an important food. The

发表于:2019-01-03 / 阅读(208) / 评论(0) 分类 VOA2005(上)--环境科学探索

意大利推出先进的生物燃料工厂 by Marzia De Giuli CRESCENTINO, Italy, Oct. 9 (Xinhua) -- An advanced plant for the production of second generation biofuels from plants not suitable for food consumption was inaugurated in northern Italy on

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 英语新闻

DEVELOPMENT REPORT - Seeing More Forest for the Trees: A Brighter Future for World's Forests?By Caty Weaver Broadcast: Monday, December 11, 2006 This is the VOA Special English Development Report. A r

发表于:2019-01-11 / 阅读(222) / 评论(0) 分类 2006年慢速英语(十二)月

This is the VOA Special English Economics Report. A US fuel pump for 85 percent ethanol, 15 percent gasoline What happens when a food crop becomes a fuel crop? This is a question many people are trying to answer as demand for ethanol increases. The

发表于:2019-01-11 / 阅读(147) / 评论(0) 分类 VOA慢速英语2007年(三)月

Fighting Fire with Fire In African savannahs, or grasslands, wildfires can either be destructive or beneficial. It all depends on when those fires occur. Scientists at the World Agroforestry Center have developed a system to determine the best time t

发表于:2019-01-14 / 阅读(183) / 评论(0) 分类 VOA标准英语2013年(二月)

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(201) / 评论(0) 分类 VOA标准英语2014年(二月)

Scientists Create Blackest Material Ever Of all the black things in the universe only the infamous black holes are so black that not even a tiny amount of light can bounce back. But scientists have managed to create material almost as black, and it h

发表于:2019-01-14 / 阅读(195) / 评论(0) 分类 VOA标准英语2014年(七月)

Illinois Biomass Recycling Center Aims to be First of its Kind Outside rural Goodfield, Illinois is a pile of wood that weighs 4.5 million kilograms. Some people call it garbage, but for Paul Wever, it's something else. I look at this as oil barrels

发表于:2019-01-14 / 阅读(175) / 评论(0) 分类 VOA标准英语2013年(七月)

15. What researchers such as Ransom Myers and Boris Worm have shown is just how fast things are changing. 【分析】复合句。本句中what引导主语从句,其中such as Ransom Myers and Boris Worm 表列举;is是系动词,how引辱的从句

发表于:2019-01-16 / 阅读(235) / 评论(0) 分类 考研英语长难句讲解

The APP, 'zenkr', allows students to participate in class, not through a show of hands, but by communicating through their smartphones. Users scan a QR code projected on screens with their smartphones or other devices and then answer questions. The r

发表于:2019-02-17 / 阅读(198) / 评论(0) 分类 英语新闻

19.At least 1 CTN. 至少一箱/件。 20.Theres minimum quantity.有最小起订量。 21.Can they be mixed?可以混装吗? 22.Mixed packing.混装。 23.Just a moment. Let me check.稍等,让我查一下。 24.Same price/size. 一样的价格

发表于:2019-02-19 / 阅读(199) / 评论(0) 分类 实用英语

文本: H: Come in. A: Doing your homework? H: Yeah. What's up? A: I was just reading some material on this truth up day. Figure if I'm going to supervise, I... H: You really don't have to go. I mean, it sounds pathetic. A: No, I want to go. I need

发表于:2019-02-23 / 阅读(162) / 评论(0) 分类 跟着美剧练发音

雾霾 haze; 烟雾 smog; 空气污染指数 air pollution index; 橙色预警 orange alert; 悬浮颗粒物 airborne particulate matter; 可吸入颗粒物 inhalable particle; 有毒物质 toxic substance; 空气质量检测 air quality monitoring; 实

发表于:2019-02-26 / 阅读(189) / 评论(0) 分类 雅思英语
学英语单词
acquiring company
all-reds
alternative cultivation
anaerogenic
anti-squish swirl
asterias versicolor
astomus
asymmetric modulator
audiences
blastomycin
Bobotov Kuk
boyington
Canastra, Sa.da
cartometric aids
cephaliophora tropica
Chiaverano
coexistency
competitively-priceds
crystal-diffraction spectrometer
Cytodites
Dioscorea gracillima
DYOFDW
dysacusia
exterior wall
final record
financial sanction
five-electrode tube
funnel mark
general room
genus Fremontodendron
gleptoferron
glory tree
guydish
half plate
head-capsule
horny-layer aspergillosis
hudock
impuberism
incola
injection luminescence
International Ultraviolet Explorer
Johnny Appleseed
klystron-type buncher
law of marque
lay your cards on the table
limpidly
mari-el
material used as a soil corrective
mercerized cotton
middle-management
milker herring
mixed-flow fan
moben paper
multilevel modeling structure
night bombardment airplane
nightcapped
Nobbs
nocturnal migration
nonstandard method
on-line click-wrap license agreement
Osmanthus cooperi
outside gouge
oxbloods
oxybiontic bacteria
pachygrapsus fakaravensis
photo-electric exposure meter
posterior microtubule
proserosa
pullout
put something out of sight
root-bend specimen
safety cap
scientific knowledge
scrutinising
secondary superheater
short stalked plant
spontaneous magnet
spotting scope
spring-tooth harrow plough
Ste-Marthe-de-Gaspé
stimuli generator
stirdy
stratiform geyserite
string list
subincises
super-dupers
superhumanises
synodic motion
tect-
tilting easel
torch igniter
trainiac
treating compound
true midnight
unilateral diffusion
vegetable sponges
Waka, Tg.
wesat
whimmy
william wycherleys
with one hands tied behind one's back
Zyklon-B