河流生态系统

[00:02.55]第三单元 五大湖 [00:05.09]Lesson 9 1 Read and act [00:08.18]第九单元 读和表演 [00:11.26]Hey Kevin, where did you say you were born? [00:13.53]嗨,Kevin,你说你在哪里出生的? [00:15.80]I was born in Michigan, USA. [00:1

发表于:2018-12-01 / 阅读(98) / 评论(0) 分类 初中英语人教版初三

The Gulf Coast is bracing for the shoreline impact of the worst oil spill the region's ever faced. NPR's Debbie Elliott reports the growing oil slick threatens wildlife, fisheries and beaches from Louisiana to Florida. Louisiana Governor Bobby Jindal

发表于:2018-12-02 / 阅读(97) / 评论(0) 分类 2010年NPR美国国家公共电台4月

Exhibit Highlights Butterfly's Beauty, Diversity, Value to Ecosystem Flying Canvases They are gentle, colorful creatures that move with grace and flair. And in a warm and humid enclosure at the Smithsonians National Museum of Natural History in Washi

发表于:2018-12-08 / 阅读(90) / 评论(0) 分类 VOA标准英语2013年(三月)

This would put a pipeline to take natural gas 将设置天然气运输管线 from the Beaufort Sea through the heart 从波弗特海穿越 of the third largest watershed basin in the world, 世上第三大水域中心 and the only one which is 95 per

发表于:2018-12-08 / 阅读(94) / 评论(0) 分类 TED演讲娱乐篇

[00:08.59]Lesson 9 1.Read and act [00:14.24]Hey Kevin,where did you say you were born? [00:18.78]I was born in Michigan,USA. [00:23.01]There are a lot of lakes up there,aren't there? [00:27.56]Yeah,I lived on Lake Superior. [00:31.40]Have you ever sw

发表于:2018-12-18 / 阅读(243) / 评论(0) 分类 人教版九年级英语

This is Scientific Americans 60-second Science. Im Karen Hopkin, This will just take a minute. Have you ever said, I know it like the back of my hand? Well, how well do you know the back of your hand, or the back of your knee, or behind your ears? Pr

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(五)月

BBC Learning English 6 Minute English Secrets of the rainforest Callum: Hello and welcome to 6 Minute English, I'm Callum Robertson and with me today is Kaz, hello Kaz. Kaz: Hello Callum. Callum: Today we're going to be talking about the rainforest a

发表于:2019-01-07 / 阅读(77) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Since so many species in a food web are interconnected, the demise of a one can mean extinction for several others that depend on it for food. Thanks to things like

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 Scientific American(八)月

Developing an Ecosystem of Innovation I recently joined the second annual Asia-Global Dialogue held by one of Hong Kongs leading think tanks, the Fung Global Institute. The two-day event brought together opinion leaders from business, academia and go

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 英语笔译

What Is The biggest Mindfuck Ever? 哪些知识最毁三观? 得票最多的回答 @Henry Johnson 1. The continents look entirely different than you think they do. 1.大陆板块本来的样子跟你认为的完全不一样。 The map youre used to

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 轻松英语

Lonely bug NB: This is not an accurate word-for-word transcript Dima:Hello and welcome to this edition of 6 Minute English with me, Dima Kostenko Rebecca: and me, Rebecca Byrne. Dima:Today we'll have some useful words and phrases used in science and

发表于:2019-01-10 / 阅读(95) / 评论(0) 分类 六分钟英语

Severe Drought, Wildfires Threaten Water Resources This is Valles Caldera. Actually, it's the giant mouth of a dormant super volcano that last erupted 40,000 years ago. In the millennia since then, the terrain developed high-elevation forests, of abu

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2012年(一月)

Asian Carp now outnumber native fish in many areas of the United States and their expansion particularly threatens the fragile ecosystems of the Great Lakes. In an effort to control algae growth, catfish farmers in the southern United States introduc

发表于:2019-01-13 / 阅读(100) / 评论(0) 分类 VOA标准英语2010年(七)月

Kenya's ocean waters are home to five out of the world's eight species of turtles. All are classified as either endangered or critically endangered, and are threatened by poaching, fishing nets, development and pollution. The conservation groups Wata

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2010年(七)月

Northeast Arctic cod, usually found in the Barents Seas, have been traveling up to the archipelago of Svalbard for the past three years. Off the coast of Longyearbyen, a Norwegian city located just 1,300 kilometers from the North Pole, scientists are

发表于:2019-02-05 / 阅读(86) / 评论(0) 分类 英语新闻

On the sidelines of CES in Las Vegas, Ceasars Entertainment partnered up with WeChat to give tours of new smart hotel rooms at The LINQ, a local hotel and casino. Visitors could use an app inside WeChat to control lighting, thermostats, and curtains.

发表于:2019-02-06 / 阅读(133) / 评论(0) 分类 英语新闻

Technology shows such as the annual E3 games conference in Los Angeles have become known for their scantily clad 'booth babes' designed to attract people to stands. 在洛杉矶,一年一度的E3游戏展以穿着暴露的展品模特儿闻名。 H

发表于:2019-02-09 / 阅读(78) / 评论(0) 分类 阅读空间

Sorry, Alibaba. Internet portal Tencent is the most valuable brand in China, according to a new ranking by research company Millward Brown. 调查公司华通明略给出的最新排名:对不起,阿里巴巴。中国最有价值的品牌已经是门

发表于:2019-02-09 / 阅读(106) / 评论(0) 分类 阅读空间

About one half of all iPads circulating around the globe are assembled in the southwestern metropolis of Chengdu. Already a hi-tech manufacturing base in the western region, the city is now aiming to become the next Silicon Valley. CRI's Hu Jia has m

发表于:2019-02-14 / 阅读(122) / 评论(0) 分类 世界各地新闻集锦

Ive been a World Cup enthusiast for longer than I care to admit, but I still dont consider myself any kind of expert on soccer. I have, however, become an expert on watching World Cup matches during work hours. Im taking the risk of getting fired for

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 阅读空间
学英语单词
'Aïn el Arbaa
a class act
aerosol monitor
aliquippa
all but one
alveolitis
amphiporids
aniracetams
Arethusa bulbosa
aseptic osteonecrosis
bosniak
brown-tail moths
bull's-eye lamp
butcherings
byrlaws
catalytic hydrocracking
cazin
chem-mill
chinese-canadian
choice dilemmas questionnaire
commission contract
continuous rating
Cotaxé, R.
coumaroylferuloylmethane
cryonically
customer database
Dabajuro
database data name
Dench
diaminourea
diazonamide
diggingss
EDXS
electric machinery and apparatus
equilibrant force
euryxenous
Fejφ
fibrous stratum
filling date
flaouna
flash magnetization
gulamental plate
hail-fellow
haters
homothermy
horologiography
hyocaust
hypertrophic osteoarthropathy
i-card
integral metal
internal lag
jupiterlike
kilorod facility
leiotrichous
life-transforming
lighting director
Lithocarpus paihengii
littoralia
living-space
lunar time periods
magnetic molding process
mequitazine
metabolised
metallurgical feature
methylphosphine
Microula bhutanica
moist heat transfer
multeous
multiprocessor synchronization
nicomethanol nicotinate
no service
noise signal
normal electrode configuration
normale
Oeosa
Okkyi
paster
pastille radiometer
Perigee.
perroquets
pitters gage
Poiares
Poykovskiy
Qvalue
rami septi fibrosi
reflux esophagitis
remotely-operated relief valve
sauries
silverbelly
spatial point processes
spepmary
sprayed earth
steneotarsonemus furcatus de leon
subsidiary pistil
telome leaves
thistlewarp
tow rope
unifoliate
unilateral relief
unsaturated affinity
unvoiced speech
ward off