镁石棉

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(157) / 评论(0) 分类 Scientific American(九)月

At the city of Baku on the side of the Caspian Sea there are so many oil-wells and so much oil that it seems to get into everything. 在里海边的巴库城有很多很多油田,出产大量的石油,似乎什么东西都沾上了石油。 You s

发表于:2018-12-28 / 阅读(121) / 评论(0) 分类 美国学生世界地理教材

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. Today, we will tell about a plan to fight a leading killer of children in developing countries. We will tell about a new way to recogni

发表于:2019-01-11 / 阅读(133) / 评论(0) 分类 VOA慢速英语2009年(十一)月

California has an official animal, the grizzly bear, and a state bird, the California quail. It has an official grass, purple needle grass, and a state reptile, the desert tortoise. It even has an official song, a century-old tune called I Love You,

发表于:2019-01-13 / 阅读(158) / 评论(0) 分类 VOA标准英语2010年(七)月

Let's have a look at what's leading on our News today: And more than 100,000 people are expected to pack Flemington Racecourse for today's running of the Melbourne Cup. This year's cup is likely to be dominated by international runners with 11 overse

发表于:2019-01-19 / 阅读(127) / 评论(0) 分类 澳洲ABC新闻快递2014年

Each day, millions of tonnes of rubble go by truck to Bottle Lake Forest in Christchurch. Demolition companies are working seven days a week to demolish buildings in the CBD after the earthquakes caused so much damage. Cranes, bulldozers, excavators,

发表于:2019-01-27 / 阅读(135) / 评论(0) 分类 新西兰英语

NBN Chief Mike Quigley is calling for calm over an asbestos scare of some of its roll-out sites. Several sites in New South Wales, Victoria and WA have been shut down. Telstra is hiring an extra 200 safety specialists to inspect all asbestos-related

发表于:2019-02-14 / 阅读(106) / 评论(0) 分类 澳洲ABC新闻快递2013年
学英语单词
align boring
all electric
aniline test
animal biophysics
anode angle
antidecuplets
arch-cantilever analysis
basic policy
be on vacation
beennah
biasing characteristic
cast iron pipe fittings
Chapmann-Jouguet condition
character stuffing
Clova
common gate
csteady
custom factory integration
deseasonalized series
design reuse
detergible
directions for operation
Dormiphen
double corona charging
drama-school
Drunksville
E.P.L.
El Khatt
electrophoretic effect
end of passage
Equity Risk Premium
event reported to
family Indicatoridae
fixed-area nozzle
for the present
gaudy-green
guarantee efficiency
heater rod bundle
heterochrony
hydrogen fluoride chemical laser
hydrophilization process
hypothalamo-neurohypophyseal system
imperious
Junglinster
Kalischer's disease
karbovanets
knock someone back on his heels
L.L.T.
laminated tarpaulin
magnetic recording carrier
make broad your phylactery
masering
medium term planning
melting moments
mens store
motheringly
najimy
odonto-coronal prosthesis
open-sourced
ostravas
overt channel
pass the hat round
physical therapist
pig's wash
pittendrighs
plasma-display
Portland Vase
predominate
preliminary mixing chamber
press offices
reinforced anchorage
requirement for extraction
rubber sack
sagittal symmetry
saguinus oedipus
sandbur, sandburr
shaft angle
snapdown
spathula
stone river
straight type rampway
sublatio retinae
Succinylsulfathiazol
symmetric multiprocessor
system diagnosis
tended
the Netherlands
timbrical
top sth off
tritave
tuberculum pharyngicum
UMIST
ureterorectal
vaginulae
vanegas
veteran practioner of TCM
Waikabubak
Waltersdorf
weatherproof clothing
wet liming
with average
yellowish brown lateritic soils