淡水生物和海洋生物

Rock-Consuming Organisms Alter Views of Life Processes LOS ANGELES Kenneth Nealson can be described in many ways, including expert in microbiology and biochemistry. But that's not the one he is most proud of. People call me the 'father of Shewanella,

发表于:2018-12-08 / 阅读(139) / 评论(0) 分类 VOA标准英语2015年(一月)

我国大部分地区都不临海,因此我们平时能接触到大量的淡水鱼。但是这些淡水鱼的英语说法在传统的英语课堂上不仅课本涉及得很少,而且老师也讲得比较少,但是我们却经常听别人说起这

发表于:2018-12-18 / 阅读(156) / 评论(0) 分类 托福英语

Located in Hunan Province, Dongting Lake, the second largest freshwater lake in China, has witnessed an increasing number of migratory birds in recent winters. Local authorities have attributed the phenomenon to remarkable improvements in the lake's

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 2018CRI中国国际广播电台

This is Scientific American 60 second Science, Im Sophie Bushwick. Got a minute? It was thought that saltwater seas separated Central and South America millions of years ago. But a recent discovery may render that idea all wet. Because archaeologists

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(三)月

Slippery When Wet Many people enjoy eating fried eel, but few stop to think about the life of this unique fish. There are hundreds of different species of eel, all of which can be roughly divided into

发表于:2018-12-31 / 阅读(221) / 评论(0) 分类 有声英文阅读

Slippery When Wet 滑溜溜的鳗鱼 Many people enjoy eating fried eel, but few stop to think about the life of this unique fish. There are hundreds of different species of eel, all of which can be roughly divided into two groups according to their

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 双语有声阅读

Experts Worry That Road Salt Harms US Waters Communities in the Northern parts of the United States have used salt to keep icy roads safe during winter for many years. But, some experts now say salt harms nearby fresh water supplies. Putting salt on

发表于:2019-01-03 / 阅读(129) / 评论(0) 分类 2018年VOA慢速英语(二)月

In so doing, I reached a frontier of biology so strange, so rich, 通过这样的方式,我来到一个非常古怪却又非常丰富的生物学领域, that it seemed as though it exists on another planet. 简直就像降临到别的星球一样。

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 TED演讲科学篇

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(五)月

ENVIRONMENT REPORT -January 11, 2002: Endangered Turtles Rescued By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. International environmental groups have begun transporting hundreds

发表于:2019-01-09 / 阅读(147) / 评论(0) 分类 健康与环境

[00:11.60]WARMING UP [00:16.04]How many new uses can you think of for the folowing items? [00:36.49]reminds us of the appearance of nanotechnology, [00:53.76]according to which nothing is useless and [01:04.91]no garbage or waste material to speak of

发表于:2019-01-10 / 阅读(294) / 评论(0) 分类 高中英语人教版高一年级

SCIENCE IN THE NEWS - Condition of Oceans Affects Human Health From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im Shirley Griffith. And Im Christopher Cruise. Today, we tell about a new way to measure the health of the worl

发表于:2019-01-12 / 阅读(148) / 评论(0) 分类 2012年VOA慢速英语(十一)月

Tourism, Development Threaten Burmese Lake Inle Lake is considered a jewel of Burma, where migrating birds, rare animal species and a handful of Burmese tribes share space around the 110 square kilometer freshwater reservoir. Now, a steady stream of

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 VOA标准英语2013年(四月)

SCOTT SIMON, HOST: Akwaeke Emezi's debut novel is a lyrical, nonlinear story of a woman named Ada born in Nigeria with, as she puts it, one foot on the other side. Several selves exist inside of Ada. They identify themselves as we. When Ada comes to

发表于:2019-01-16 / 阅读(126) / 评论(0) 分类 2018年NPR美国国家公共电台2月

DEVELOPMENT REPORT - Cooking Meals With the Sun for FuelBy Jill Moss Broadcast: Monday, August 21, 2006 I'm Gwen Outen with the VOA Special English Development Report. Millions of people around the wo

发表于:2019-01-30 / 阅读(141) / 评论(0) 分类 2006年慢速英语(八)月

By Anjana Pasricha New Delhi 20 March 2007 Bangladeshi woman clean dirty polythene shopping bags in polluted waters of Buriganga river in Dhaka, 19 Mar 2007 The World Wide Fund for Nature says some of the world's mightiest rivers are dying, threateni

发表于:2019-02-02 / 阅读(188) / 评论(0) 分类 2007年VOA标准英语(三月)

淡水FRESHWATER 淡水资源Freshwaterresources 谈水保护Conservationoffreshwater 水坝Dams 冰Ice 湖泊Lakes 自然排水系统Naturaldrainagesystems 河流流域开发Riverbasindevelopment 河流

发表于:2019-02-02 / 阅读(150) / 评论(0) 分类 英文语法词汇

3月22日是第18个世界水日。从这一天开始为期一周的时间,将是第23届中国水周。人类目前能够利用的淡水资源只占全球水资源总量的0.26%,其中70%以上被冻结在南极和北极的冰盖中,加上难以

发表于:2019-02-04 / 阅读(122) / 评论(0) 分类 英语口语

One of the challenges the new economic zone faces is wetland preservation as in the middle of the area lays the largest freshwater reserve in Hebei province. 143 lakes, covering 360 square kilometers.... The Baiyangdian wetland is the largest freshwa

发表于:2019-02-05 / 阅读(144) / 评论(0) 分类 cctv9英语新闻2017年

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(172) / 评论(0) 分类 万物简史
学英语单词
a rat race
aceptar
anti-infection
araxoceratids
Argo Plain
asa-foetida
automated waste
banty
bashisms
be on the receiving end
bioaccessible
biogeographic realm
branching operation
brightness beats
celling
Chang-Tai
Charterite
chemasthenia
come and go
copping motion
cushion drive
dermomytome
doohan
echo meter
electrolytically polished slice
fall into the morass of
fatty-acid peroxidase
figure
five-storey
formyl iodide
franz josef is
Gomphreneae
graphic mean
Gundertshausen
Gwangdeoksan
harassings
heat fade
helibus
hemifunctional
high muckety-muck
hydroxycephalotaxine
ingram
intermediate-frequency interference ratio
investment turnover
krall
lay sth on the line
lindars
liniacgraphy
Magnaporthe
Mesozoic erathem
Māmuria
NSF no sufficient funds
obstacle of vibration
oil-soluble dyestuff
open-circuit crushing
organic charge transfer complex
organic-quenched counter tube
origin server
overromanticizing
ownership of trade mark
perforating fiber
permuted cyclic code
phonophotograph
polymorphous perverse
polypentamethylene suberamide
preparing cash budget
pseudo-order
puzoes
quill backs
radial rolling-contact bearing
rejectable quality level
riveredge
rootery
saw into pieces
schlechtendalia chinensis
secondary compilation
Sernurskiy Rayon
Sigd
sign of differentiation
sour cucumber
special ed
subscription records
suspensiion of service
tasuldine
thermocouple diapole
transmission-beam method
truley
tv monitor
ultraright
unbalanced random effects model (model ii)
undathem
unearths
ungulae
valeramides
van Gieson's stain
varus deformity of heel
vestibular folds
Vyshneye Ol'shanoye
wheel shaft
wipe someone's eye
World Court
write-once read multiple times optical disk