大胞子囊果

Illinois' Solution to Asian Carp Invasion: Eat Them The Asian carp, a species of fish brought from China to the U.S. several decades ago, is a growing concern in the midwest state of Illinois. The number of Asian carp in the states waterways has soar

发表于:2018-12-08 / 阅读(75) / 评论(0) 分类 VOA标准英语2011年(九月)

Person of the Year could have been this guy or this guy, or this guy. But all No ! this year's

发表于:2018-12-11 / 阅读(37) / 评论(0) 分类 万花筒2006年

Asian Carp now outnumber native fish in many areas of the United States and their expansion particularly threatens the fragile ecosystems of the Great Lakes. In an effort to control algae growth, catfish farmers in the southern United States introduc

发表于:2019-01-13 / 阅读(55) / 评论(0) 分类 VOA标准英语2010年(七)月

Commerical fisherman Chad Isaak and a partner haul in a boatload of invasive Asian Carp, Jul 2010 The multi-billion-dollar commercial fishing industry in the Great Lakes region of the United States employs more than 800,000 people, but is threatened

发表于:2019-01-13 / 阅读(49) / 评论(0) 分类 VOA标准英语2010年(七)月

Profile: Petro Poroshenko, Ukraine's Presidential Candidate, Chocolate King LONDON Ukraine's Petro Poroshenko, a self-made confectionery magnate worth an estimated $1.3 billion, has emerged as the front-runner in opinion polls leading up to Ukraine's

发表于:2019-01-14 / 阅读(62) / 评论(0) 分类 VOA标准英语2014年(四月)

Warning: This is a rather scary story, particularly if you are a very small tadpole. Halloween is the most frightening night the year, or it is the most scrummy night of the year, depending on whether you are on the right end of a trick or a treat. P

发表于:2019-01-17 / 阅读(63) / 评论(0) 分类 Children’s Stories-儿童故事集
学英语单词
a frog in the throat
ab mho
acartia (plantacartia) negligens
action plant
agnathocephalia
antenna detector
antenna load-in coil
anti pollution insulator
Antiisolysin
artificial dielectrics
astegopteryx glandulosa
auto-suggestions
Banesco
bankrolled
batch smelter
bogus certificate
book and paper
booster motor
bow shuttle
bravada
brugg
cam circle
canonical base
characoidei
chemical stain (chemical staining)
cirrhotics
closed linear subspace
co parent
copulatory spicules
crescent-shaped land
criterion
delete before current position
dual amplifier
educational economics
electromagnetic compatibility test
end of astronomical evening twilight
ennews
express logic technique
fiber fluorescence in situ hybridization,fiber FISH
floating oil tank
flow control servovalve
free export
full-shaped
garment press
hard disk operating system
haute
hemorrhoidal colic
ho chi minh cities
hydroclimograph
immunoassay
interspace glandular hair
jacques lipchitzs
klismos
leans-to tent
Lemons problem
Leyden, Lucas van
lieutenance
mass flowrate
maxilla nasal process
memory error
monodeoxyribonucleotide
morpha
Mugharah
Old Masters
onbow
operating information system
outrigged
penetration dyeing
pilot-tunneling method
point-biserial correlation
position by terrestrial observation
potlines
prohibitive norm
protective sleeve
redheaded woodpeckers
Rhacophyllus form
salmonella abortus-equi
sausagemeat
screws
semi-rigid suspension
semisaprophyte
separate liquid coupled system
shove in
similarities and differences
skater skank
skinneth
sorghum sweetmeat
stage plank
Stegnogramma
surface slice
tactical call signs
tapered reel
tax-free interest
Tokarev I.
unaccommodated
unit pole
unstriped
ureometer
Valvatacea
wait at
wizes
zoogeography(animal geography)