旋转式喷涂机

Dallas Continues Spraying in Fight Against West Nile Fever Many people in Dallas continue to work and play outdoors, but they are heeding warnings from health officials to protect themselves. Fifteen-year-old Macias says he has followed the news repo

发表于:2019-01-13 / 阅读(51) / 评论(0) 分类 VOA标准英语2012年(八月)

HEALTH REPORT - W.H.O. Calls for Indoor Use of DDT to Control MalariaBy Caty Weaver Broadcast: Wednesday, September 20, 2006 This is the VOA Special English Health Report. A specialist in protective c

发表于:2019-01-30 / 阅读(142) / 评论(0) 分类 2006年慢速英语(九)月

Spraying Insecticide Indoors Reduces Spread of Malaria Researchers in West Africa have shown that spraying insecticide indoors can dramatically reduce malaria transmission. Efforts to develop a malaria vaccine have so far been disappointing, so progr

发表于:2019-02-12 / 阅读(94) / 评论(0) 分类 VOA标准英语2011年(十月)

DALLAS Officials in Dallas, Texas and the surrounding county of the same name are continuing to spray by land and air in an effort to suppress mosquitoes that spread the West Nile virus. Health officials have reported more than 200 cases of fever cau

发表于:2019-02-13 / 阅读(53) / 评论(0) 分类 英语新闻

Now look, I'm a technology fan, but I have to admit to you all I'm a little old. 我是一个技术发烧友,但我得承认我年纪是大了点。 So I was a little slow, and I did not trust technology, and when they first came out with those new

发表于:2019-02-13 / 阅读(43) / 评论(0) 分类 TED演讲国际问题篇

As Uganda looks to eliminate malaria, the country is engaged in a debate(辩论会) over the use of chemicals such as DDT in some of the world's most malarial regions. In the district of Apac in northern Uganda, the risk of malaria is higher than any

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 英语新闻
学英语单词
3-ethylhexane
adenosis of mammary glands
alytaus apskritis
antimonates
Bacaadweeyn
barking in strips
beginning of eclipse
belaving
black-and-whites
Bothriochloa glabra
Canavan-Van Bogaert-Bertrand disease
capacity area
Cernosin
chi-iked
come-alongs
compact topology
contrachain ring
converging meniscus
cooling water regulator
coventries
Dacca Division
Darkley
direct product of sets
documentary audit
doublejointedness
drug fastness
Ecuadorianism
elative cases
elisions
ELOPOMORPHA
epithelial neoplasm
equivalent cash
error print
experimenter bias effect
fairybook
fany
fenthion
field result
flat deposit
foamy
free molecule diffusion
gigaspora rosea
gigs
highway map
hitch head
hot oil quenching
ICAS
Kilpatrick Hills
l-s-d
listeroides
low-mediums
malnourish
Marapendi, L.de
mercury vapor diffusion vacuum pump
metallurgy of non-ferrous metals
middle cross section
mini-seasons
mooring layout
Naughty Nineties
nonintravenous
optical disk drive inspection equipment
Ouolonkonto
overciting
overwitted
Panama Canal fair leader
paper-cored cable
parting boad
photocoupling
porous filter plate
pot watering system
prosenchyma
protist
radiant burners
Reaganism
recently-launcheds
reestimates
remote control hoist
reperition
Safané
scairt
Scotticized
sees over
set of real numbers
shortcut menu
sinus hormone
span of wing
stop orders
sunier
Swahili language
tan-house
taxwise
thermoae
tightness test of air box
tool clutch
tree Veldt
two-step exercise test
underground economy
unmatch
wait-for-interrupt request
waraos
Warren Hastings
wear-and-tear ga(u)ge