[生态] 淡水生物生态学

44.Obtaining Fresh water from icebergs The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is being con

发表于:2018-11-28 / 阅读(562) / 评论(0) 分类 新概念优美背诵短文50篇

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(215) / 评论(0) 分类 (科普英语)Earth and Sky

Broadcast: February 21, 2003 By George Grow This is the VOA Special English Environment Report. Everywhere, water use is increasing. Humans already use fifty-four percent of all the fresh water in riv

发表于:2018-12-07 / 阅读(175) / 评论(0) 分类 VOA2003(上)-社会广角

[00:01.94]Fresh water [00:03.71]Rivers, lakes and wet-lands are sources [00:06.23]of fresh water,not only for humans, [00:08.50]but for wildlife too. [00:10.35]Due to pollution and climate change, [00:12.60]about 50% of the world's fresh water habita

发表于:2018-12-13 / 阅读(204) / 评论(0) 分类 北师大版高中英语模块8(选修)

The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is

发表于:2018-12-15 / 阅读(191) / 评论(0) 分类 新东方背诵文选

[00:00.00]Global Shortage of Fresh Wat [00:03.53]Fresh water seems to be inexhaustible.Every day,as soon as the tap is turned on,water will run endlessl [00:13.40]Besides,we can get fresh water in rivers and well [00:17.48]So,some people don't treasu

发表于:2018-12-30 / 阅读(128) / 评论(0) 分类 英语六级听力练习集锦

The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is being considered quite seriously by many nations,

发表于:2018-12-30 / 阅读(156) / 评论(0) 分类 考研背诵50篇

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: more of our interview with Rob Jackson, director of the Global Change Center at Duke University with some terms you're likely to hear in the climate change debate. RS: We start wi

发表于:2018-12-30 / 阅读(194) / 评论(0) 分类 词汇大师(Wordmaster)

Millions of Americans enjoy playing golf. But golf courses are not known to be environmentally friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. Thats true of most golf courses. But lets look at one t

发表于:2018-12-30 / 阅读(188) / 评论(0) 分类 国家地理2008年

Rome's savagery was matched by its size. When the Colosseum was built, Rome was a city of a million people and growing. Not until London of the 19th century would a city approach this size again. What

发表于:2018-12-31 / 阅读(213) / 评论(0) 分类 罗马的崛起

Water is the

发表于:2019-01-02 / 阅读(242) / 评论(0) 分类 知性英语

Todd: Trevor, do you like the beach? Trevor: I love the beach. The beach is great. Todd: OK. Why do you love the beach? Trevor: It's nice fresh air, beautiful water, you can play in the sand, and my hobby is surfing, so I like to go surfing. Todd: Oh

发表于:2019-01-02 / 阅读(161) / 评论(0) 分类 英语访谈对话

By Mario Ritter Broadcast: October 7, 2003 This is Doug Johnson with the VOA Special English Agriculture Report. Today we finish a two-part series. A listener in Brazil asked about 1)agroecology. This

发表于:2019-01-02 / 阅读(227) / 评论(0) 分类 VOA2003(下)-农业与经济

Let's look first. The fresh water that we depend on begins its life in the oceans. As the sun's rays beat down on the surface of the sea, they heat the water molecules until some evaporate. It's the start of an extraordinary journey. Here with water

发表于:2019-01-22 / 阅读(128) / 评论(0) 分类 自然百科2010年

A big,black crow wanted to drink some water.She saw a big jug with some water at the bottom,but she could not reach the water.I know,she said,I shall put some stones into the jug.Then the water will come up to the mouth. After the fir

发表于:2019-02-04 / 阅读(176) / 评论(0) 分类 趣味英语

英国达人秀评委David Williams和美国喜剧(comedy)男星Ben Stiller对口相声(cross talk),笑说英美大不同,既有语言笑点也有借幌吐槽(spitslot),中枪名单:Stiller本人、小布什、默多克、皮尔斯摩根、哈利

发表于:2019-02-05 / 阅读(192) / 评论(0) 分类 英语万花筒

Eliminate fireplace odor There's nothing cozier on a cold winter night than a warm fire burning in the fireplace -- unless the fire happens to smell horrible. Next time you have a fire that sends a stench into the room, try throwing a few lemon peels

发表于:2019-02-06 / 阅读(201) / 评论(0) 分类 阅读空间

Lesson 25 The Herring 第25课 鲱鱼 Herrings are a kind of fish that live in the sea. They like salt water. Indeed if they are put into fresh water, they soon die. Now the gold-fish which we read about the other day likes fresh water, and it would

发表于:2019-02-13 / 阅读(191) / 评论(0) 分类 英国学生科学读本

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: more of our interview with Rob Jackson, director of the Global Change Center at Duke University with some terms you're likely to hear in the climate change debate. RS: We start wi

发表于:2019-02-14 / 阅读(147) / 评论(0) 分类 英语单词大师-Word Master

The Minister for the Environment, Dr Nick Smith, said today that the government will spend money on controlling our fresh water and will make some important laws. New Zealand is number 3 in the world for the amount of water per person. We have many r

发表于:2019-02-25 / 阅读(208) / 评论(0) 分类 新西兰英语
学英语单词
.gks
acanthuridaes
acrylate base
acute diffuse proliferative glomerulonephritis
afferent lymphatics
after precipitation
alkali dimer
ampalaya
andaluza
anisotoma smetanai
Antipodian
babesiosis
back-contact transistor
bearbine
billy board
bpif
cantily
castlewoods
chute rail
corounal
cortinarius mutabiliss
D nickel
dealcoholize
decipols
dl-isocorydine
endosteally
eremophilenolide
extrusion filler
family butcher
fifty fifty practice
free-field room
free-format language
full moon maple
function of concentration
geometric seismology
goong
hairclips
have the pencil put on someone
Huixiang Juhe Wan
idle frequency
impulse factor
isobenzofurandione
italian-styles
knobbed claw
knock someone for a goal
like people
Linxe
louima
macropodal
manso
manufactorage
Maxwell fundamental equation
measuring transductor
menological
monitoring of hygiene
moor land
multiple cancellous exostoses
naotin
near-trace plot
non-closed
non-current
Noreste, B.
official secrets
Ogun State
papains
pardosa laura
parent dimension style
phyllactinia actinidiae-formosanae
pickled plate
plantwise
pulse overlap type
pyotty
quikk
radar beam sharpening element
radioactivity discharge to the environment
ramuli conjunctivales
re-enverse
rear receiver
sackcloth and ashes
saenredam
saturators
series-tuned circuit
short man syndrome
small garden
special tools for drilling and production
species-area
speed of light
spiracular grooves
sunbeamy
sweater meat
Tapia's syndrome
tapping machine
thesis presentation
thiosulfates
to speak frankly
turning rolls
undecyl-polyoxyethylene-ether-alcohol
urethra diverticulum
wedcast
withholding exemptions and reductions
wood propeller
zymoplasm