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Business, Farming Go Greener to Protect Nairobi Water Supply 商业农业双管齐下保护内罗毕水资源 NAIROBI In a unique pairing of business interests and conservation, a new water fund is launching in Kenya to better-protect Nairobi's main

发表于:2018-12-16 / 阅读(38) / 评论(0) 分类 VOA标准英语2015年(三月)

Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year

发表于:2018-12-24 / 阅读(32) / 评论(0) 分类 2017年Scientific American(四)月

Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year

发表于:2018-12-24 / 阅读(38) / 评论(0) 分类 2017年Scientific American(四)月

The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过

发表于:2018-12-28 / 阅读(47) / 评论(0) 分类 侏罗纪搏击俱乐部

商业农业双管齐下保护内罗毕水资源 Jane Kabugi, 68, is readying for her planting season. For five years, she was a subsistence farmer-consuming all she produces. 现年68岁的简恩卡布吉为自己的种植季节做好了准备。这

发表于:2019-01-14 / 阅读(48) / 评论(0) 分类 VOA标准英语2015年(八月)

Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b

发表于:2019-01-29 / 阅读(45) / 评论(0) 分类 万物简史
学英语单词
acidity milling dye
aleurodicus dispersus
Andacollo
Anti-Lebanon Mountains
avalanche transistor
Awdal
barometrographs
bath chair
bathygadus furvescens
becktons
blast proof
catenary construction
cawney
class Deuteromycetes
cocking mechanism
coisy
complex degree of coherence
control bench board
cross curves of stability
Dahl
datagram interface standard
delboy
disenjoys
door money
dynamic limit of yield point
electronic publications
emargination
emulated local area network
end of a month
enfeoffs
esiclene
extended corner
finalized
first order phase transition
fish berry
flamethrowing
flyes
Friedel-Craft's reaction
frontcourt
glucanosyltransferases
ground return clutter
heli-weld
heredity
hieracium krameri fr. et sav.
hold a conference with
ice me
icefree
icoduline
image motion compensation
in the same manner that
irehine
kilokatal
lapping joint
level sensitive scan design
lightering anchorage
loam
megaloesophagus
miscreated
mo
motordynamometer
Neothyl
nickel cemented tungsten carbide
normalization law of errors
Oguzer
optically controlled flame cutting
oxyhydrase
Paisleyism
phrenasthenia
prismatic substructure
prosimiis
purpose of model
refyne
request stringing
reversed cycle
ripple voltage
rotational slide
ruminal surface
San Juan, Cerro
serg
seven-eleven
slip type elevator
Solusol
Spirurina
SSBI
static average code length of Hanzi
streperosity
swallow tails
Tademaït, Plat.du
Talairach spaces
tetrasporangia
thin shock-layer theory
tiger-print
time extension
to frag
toluene dealkylation
tsui hark
Tuba-root
twose
unary subquery
unpolitely
walkstations
wet process coal cleaning