[化学] 爆炸混合物

RANDI KAYE, CNN CORRESPONDENT: We take our shoes off, remove our laptops, and toss our bottled water all in the name of safety. But are we any safer today than we were before 9/11? Not exactly, says Bruce Schneier, author and security technologist. B

发表于:2019-01-08 / 阅读(125) / 评论(0) 分类 CNN2010年(一)月

[00:01.56]Gunpowder [00:03.47]Gunpowder was invented by the Chinese [00:05.73]in the eighth century AD. [00:08.28]Early Chinese scientists discovered [00:10.64]that they could make an explosive substance [00:12.76]by mixing sulphur,charcoal and saltp

发表于:2019-01-10 / 阅读(168) / 评论(0) 分类 北师大版高中英语模块7(选修)

Independence Day 词汇典故:独立日 Hello and welcome to the VOA Learning English program Words and Their Stories. Independence Day is a huge celebration in the United States. People celebrate by having parades and picnics and usually end the day

发表于:2019-01-12 / 阅读(42) / 评论(0) 分类 2015年VOA慢速英语(七)月

Mixture of Safe Chemicals May Cause Cancer 安全的化学品混合可致癌 From VOA Learning English, this is the Health Lifestyle report. Every day, people come into contact with thousands of chemicals. These chemicals are said to be harmless to h

发表于:2019-01-12 / 阅读(42) / 评论(0) 分类 2015年VOA慢速英语(七)月

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

发表于:2019-01-16 / 阅读(87) / 评论(0) 分类 农业与发展

萨拉热窝市中心爆炸,无一人伤亡 SARAJEVO, Feb. 10 (Xinhua) -- A huge explosion was heard in central Sarajevo Monday night, and police said there were no injuries. A local police press officer told Xinhua the explosion occurred at the en

发表于:2019-02-05 / 阅读(53) / 评论(0) 分类 英语新闻
学英语单词
actiniarian
active voices
adductor arcus palatine muscle
adels
adverse yawing moment
alcohol number
aleapin the dark
aluminium coil and sheet stack annealing furnace
anadidymous teratism
Aoste
bacterial methanogenesis
battlecry
bromo-uridine-deoxyribose
caudulae
cunaxans
depolished
device-dependence
Didissandra begoniifolia
district railway
double draining
dupplers alloy
energy of electron motion
equivalent reflections
fabal
fastigiation
first palatalization
four quad solid state sensor
four-miler
fuchsinophilia
Fujiwara Fuhito
genus camellias
genus Malacosoma
goods road train
ground acceleration
herdowners
holding environment
holopelagic
homeos
hypo-allergenic
index of coset
initiate diagnostics
inventer
ionising
isodiametric crystal
iv-vi
joint service
Jungle Jim
lagging effect
Laplacian
larvata
lexicologically
long oil warnish
magnesium iodide
male Turner's syndrome
mashie-niblick
miltiade
mode average
mouthbrooder
neomenia
NIT2
not give sb. the time of day
Panasqueira
Pepeidin
Phosphon
photosensitive mosaic
plant sap
potews
praefloration
proper loan
pseudotrophoderma
pure-dance
reverse feed lever
right hand crankshaft
Romanistic
SAGE System
salix arcticas
sarvis
seeled
semi-mechanized
split gene
status lacunaris
stilobezzia (stilobezzia) decora
straits of magellan
sub-specialty
subnucleon
subpeduncular
sustentation fund
tauntful
taurocholaneresis
ten-o'clock
transparent ceramic
tri-O-tolyl phosphate
triple-A credit rating
trompe-l'oeil
two pin driven nut
uniimog
unmeeting
unsubstituted aromatic
Weymann
word processing program
yellow orange leaf
zinc ethylene bisdithiocarbamate