燃料沉积

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
abembryonic
accretional ice sheet
aflarest
airborne target designator
akinrinade
alenuihaha chan.
amiota (phortica) speculum
aptitude measure
Aristotleans
axial margin
batata
be founded on facts
bladepoint
blood gills
bloodworth
breakle
Bryn Mawr College
charlotts
cheanser
childsize
clean slate principle
colipase
common palmar digital nerve of median nerve
Comprecin
continuous performance test
convergent divergent nozzle
Dailuku R.
dallas-ft
deentrainment filter
devanningreport
dimethylaminopropylamine
dramaturgs
e process
electric luminous heater
electrical interlocking frame
eletrometric titration
embranglements
epithelium mucosal
Erythrina caffra
estimated parameter
exhibeatur
fairy tale
fertilizer grade
folds
glomerulose
green-beard effect
group drive
guest-chamber
hardware data extraction
hersch
hold-open operating lock
hyspteronarcolepsy
Ixonanthes reticulata
jatoba
ketu
leadership neutralizer
lip glosses
litcji
mahlke
maltreat of prisoners
Matia Island National Wildlife Refuge
mechanistic organization structure
miscible displacement of reservoir oil
mixed water gas
n-terminal group
narrow-gauge railway
NETCON
network transfer table
noduli lymphatici laryngei
Nonidez chloral hydrate staining method
nonosteogenic
outside steam
overhelped
Pallacalyx
pargetter
paroxysmal auricular flutter
petiolatus
phaeosphaeria microscopica
pollical
preservation
price spiraling
queen size
rbe dose rbe
rehomogenization
richness class
selfishnesses
six-month-olds
smoothable combinatorial manifold
sodium phosphate (tribasic)
speech language
spiral mixing rod
suicide nets
Taghouzi
telegraph blank
temperature compensating resistance
terram
trichloromethyl sulfochloride
ultra vires doctrine
vock
wet index
winds