杀虫剂和吸附剂

University of Maryland scientists are working on a genetically-engineered fungus that would kill the malaria parasite. The battle against malaria continues to challenge doctors, scientists, and public health officials. Now, a team of British and Amer

发表于:2019-01-14 / 阅读(185) / 评论(0) 分类 VOA标准英语2011年(三月)

Rising Crop Prices Linked to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2013年(六月)

Pesticides Contribute to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods grea

发表于:2019-01-14 / 阅读(154) / 评论(0) 分类 VOA标准英语2013年(六月)

AGRICULTURE REPORT - Study Says Genetically Engineered Rice Cuts Use of Insecticides By Mario Ritter Broadcast: Tuesday, May 10, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. A

发表于:2019-01-30 / 阅读(142) / 评论(0) 分类 农业与发展

The dengue virus is spread through the bite of an infected female Aedes egypti mosquito. The disease causes flu-like symptoms, including high fever, muscle aches and sometimes death. Each year, the disease strikes between 50 and 100 million people li

发表于:2019-02-05 / 阅读(151) / 评论(0) 分类 VOA标准英语2010年(三月)
学英语单词
abettances
actuator disc
all aback forward
altr-
antennulae microvillares
aquatic food biochemistry
architectural barrier
ars longa, vita brevis
atomic-beam method
Baffin Land
bodice ripper
bow buoyancy vent
branchlet
campioni
capaldi
chemotheragy
Cherkovitsa
color-vision-deviant
copper colored
data insertion indicator
difluorodiazenes
disc blade
down-faulted
Dutch pink
Dutchwomen
external anal sphincter
fistfought
graflex
growing-pain
high-temper steel
hoe stroll
honghoensis
Ilex dunniana
inspection of welding of rudder structure
interracialism
intersystems
Jukjeon
kangarooburger
katyn
Kiyang
lacquer recording
lateen sails
legeay
Leydig cell tumor
linefeed
Loco-London gold market
manageraction
Marettimo
matinee jackets
Membij(Manbij)
microcomputer applications
mourabitouns
narrow boards
neutron absorption cross-section
obsigns
on the air monitor
order Batrachia
ordinary towage
orientalisms
passeri
perspex spatula
phyllopertha chalcoides
plastic insulating tube
polarized-vane type ammeter
pongin'
postnatal
Pratt County
present time
project change
pseudotrichinosis
pure psychology
reader screen
reciprocal dependency
refined molybdenum trioxide
revibrate
Rhabdosphaeraceae
rorech
salt spray corrosion test chamber
sicon
spot price or pool price
start-mark
statusboard keeper
stay binding
steady state regulation
sterling area
Sulfaretard
surveying marker
tecplot
telecommunication post bureau
teniafuges
tessler
through type current transformer
traducements
two-wheel
ultra-high water absorbing fibre
ultrasound(US)
upwafted
VEDV
vibrational quantum
water and nutrient solution of plants
winding-on angle
Xiaxi