深层土壤

Passage 21 Soils There are many different kinds of soils. Different soils have different types of rock and minerals in them than other. Some soils have more water in them than others. Some soils might have more plant and animal material in them, too

发表于:2018-11-30 / 阅读(215) / 评论(0) 分类 英语专业四级听写

AGRICULTURE REPORT – January 15, 2002: Growing Wheat By George Grow This is the VOA Special English AGRICULTURE REPORT. Studies show that there will be nine-thousand-million people in the world by t

发表于:2018-12-07 / 阅读(107) / 评论(0) 分类 农业与发展

Members of a Beijing diving club had the chance to experience China's Great Wall in a way few others have by exploring a section of the landmark that was submerged in the cloudy waters of a reservoir. There is no doubting that the Great Wall of Chin

发表于:2018-12-30 / 阅读(86) / 评论(0) 分类 国家地理2008年

The first cable was put down during the years 1857-1858; but after transmitting about 400 telegrams, it went dead. 第一条电缆是在1857年和1858年铺设的。但传送了大约400次电报后,它就失灵了。 In 1863 engineers built a new

发表于:2018-12-31 / 阅读(104) / 评论(0) 分类 《海底两万里》中英双语有声读物

[00:02.47]浮华背后 Behind Fortunes [00:05.75]Though fortunes achieved through hard work and other qualities can make people live cozily, [00:12.09]they should never be considered as the aim of living. [00:16.16]Therefore, in the process of seeking fo

发表于:2019-01-02 / 阅读(213) / 评论(0) 分类 智慧背囊超越自我

Pioneering Soil Researcher Wins Top Environment Prize Biologist Diana Wall went to the ends of the earth - the seemingly lifeless Antarctic desert - to study the life in soil. What soil life does for us, it provides us with many benefits that we don'

发表于:2019-01-14 / 阅读(90) / 评论(0) 分类 VOA标准英语2013年(四月)

There have been centuries of tension along the Nile between Arabs and Nubians, 25 people were recently killed near here, and many more were injured during clashes between Arab and Nubian families, many Nubians still feel ostracized from Egyptian life

发表于:2019-01-16 / 阅读(89) / 评论(0) 分类 自然百科2015年

Members of a Beijing diving club had the chance to experience China's Great Wall in a way few others have by exploring a section of the landmark that was submerged in the cloudy waters of a reservoir. There is no doubting that the Great Wall of China

发表于:2019-01-22 / 阅读(71) / 评论(0) 分类 自然百科2008年

They may be a little safer here. But the food in the forest is far less nutritious than on the riverbanks. If they want to eat well and avoid wolves this winter, they'll need to keep on moving. As the elk move gradually downwards, they follow the riv

发表于:2019-01-22 / 阅读(94) / 评论(0) 分类 自然百科2012年

BEIJING, March 18 (Xinhuanet) --In February this year, Chinese National Geographic magazine published a series of exquisite pictures about Shicheng City (literally, Lion City), and since then, the public's strong interest in the city has been aroused

发表于:2019-02-04 / 阅读(137) / 评论(0) 分类 英语新闻

Now let's get some of the science behind the cold. What is driving these temperatures and how long is it expected to last. We bring in meteorologist Alex Wilson of US' Weather Channel. As even talking about this unusual cold, something you've been he

发表于:2019-02-18 / 阅读(147) / 评论(0) 分类 CCTV9英语新闻2014年01月

We are rediscovering the enigmas(谜团) of the Moon and they're really in our own backyard Dr Jim Garvin, Nasa Goddard Space Flight Center Moon water has world in a twitter A surprising amount of water has been found to exist in the Moon's soil. Data

发表于:2019-02-18 / 阅读(98) / 评论(0) 分类 英语新闻
学英语单词
abattises
amebism
angular wave number
angustura bark
asferryl
assignment of debts
available power efficiency
babangida
Babcock tube
backup air data sensor assembly
belt weight meter
beta-binomial distribution
bone collagen fiber
Boudin's method
built to order
camerlengos
cat-hair
Cavare
chain transformation
chatter like a magpie
cite for
clean-skin
clearance agent
commit
Compton effect laser
concentric symtom
contentsome
convalescent district
Craig, Mt.
culling level
deactivating a segment
deed of charter of ship
detective film
devocalizing
Dewi, Saint
dostoevskii
drinking games
dxa
elastic buckling analysis
erosive type
expected duration
film hybrid integrated circuit
fir-needle
fixing fares and rates
genus maniss
glossal
have the courtesy to do something
informative abstract
insoluble proteins
interlocking data
interstate compact
isobutyronitrile
leading sunspot
link bait
lockaway
logolepts
MCS (management command system)
mechanism of heat transfer
melligo
military reason
milk thistles
mitsui fudosan
Mullet Key
Nasorolevu
neufville
neutralizing power of lens
nigger-driver
normal-moverout spectrum
Palatini
pan grease
parity switch
perforation of cardiac valve
poor cluster
poor white trash
Povarenkino
pre-heated air
proofing box
protected motor
pulsometer (pump)
quasi easement
Red No.2
relaxation drink
Salgadinho
sapo cinereus
scale decimal arithmetic
sense of organization
short-run decision
shortcut key combinations
sized up
south-west c.
tit for tats
to put one's foot down
toxicapathy
Trichnellidae
visual doubles
watre
wet fading
wheel molding machine
winnowing down
with spur and yard
Woodbridge
ZC-worm