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We are set up to film the salmon, but they keep darting away. Hey! What the heck? Grizzly bear paw whacks camera out of position and jettisons it downstream. Now that was not supposed to happen. Hey! Here is the bear. And here she is again with her c

发表于:2018-12-30 / 阅读(159) / 评论(0) 分类 国家地理2007年

Anna Boiko-Weyrauch | Sikoro, Mali 26 March 2010 In the West African nation of Mali, villagers are cutting firewood to pay their medical bills. But in an ironic twist that is making their environment more unhealthy. In the village of Kabe, about 50 k

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2010年(三月)

STEVE INSKEEP, HOST: And I'm Steve Inskeep with the deeper meaning of water spinach. It's a staple food among some Asian-American families - they use them in stir-fries and soups - but it's grown commercially in only a few parts of the United States.

发表于:2019-01-16 / 阅读(138) / 评论(0) 分类 2017年NPR美国国家公共电台10月
学英语单词
a due
a lucky dip
Aberdeen terrier
acquaintanceships
adhesiones
aditya
allylstannane
analog tape
bell-like call
Brandisia swinglei
bulbar ridge
Campsis grandiflora
cesium photocell
chemosorption
commodity producer
contra-dip drainage pattern
copper(ii) hexafluorosilicate
cut fibre
device status register
diamyl ester
dibenzoylthiourea
Distoma crassum
Dolomiaea berardioidea
door cross member
double disking
Edissiya
enlargement range
exciting coil
gamonts
genus ancistrodons
genus pseudocoluss
geographic maps
given dimension
gross stress reaction
gruffiness
hispidities
holorac-hischisis
homologizes
hydroxysulfapyridine
index-link
internodal cell
isba
ismaeil
jackstay search
Junk mail folder
kasdan
Kerr electro-optic effect
knight of the community/parliament
kohyon (gohyon)
malassoes
matrass
metallists
microseismometer
model water turbine
multiply connected domain
non-deliveries
nonconfigural
Norrisian
odontophobias
orthogonal function method
over-invest
poison parsley
power source control
program-patching plug
protocol command
Pseudosaccharomycetes
radial-cooling slot
raghuram
registry office
remissness
reverse cell
right inverse
Saledar
semiplacenta diffusa
shell ear
singular spectrum
solvent dyeing
squamula septum
starter terminal stud
staurion
Streptomyces olivaceus
subtracter-adder
superomedial superficial inguinal lymph nodes
T cell replacingfactor
tarasova
the shoemaker's children go barefoot
three-roll bending chine
tierceron rib
Tirest
truck capacity
Tubicon
Ulsterite
undulatus
Upton Beall Sinclair
Vernonia parishii
vertical diversification
Villers-sur-Meuse
West-Flanders
windpump
write input
year-end substantive verification
zaikais