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Splendid! He kept his telescopic cameras carefully aimedglued to their moving objective; 精彩片他小心地调着望远摄影机的镜头,盯紧了那移动着的对象。 clapped on a higher power to get a close-up of the frantic and distorted

发表于:2018-12-07 / 阅读(57) / 评论(0) 分类 美丽新世界

BBC News with Julia Candler. A senior member of North Koreas government has warned that his country would react with a pre-emptive nuclear strike if it saw signs that the US was preparing to launch an attack. Speaking to the BBC, the Vice Foreign Min

发表于:2018-12-20 / 阅读(47) / 评论(0) 分类 中英双语新闻

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(十)月

This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 Scientific American(三)月

Because of course, the ear is, I mean, subject to all sorts of things. 这当然是因为,我是说,耳朵受制于很多因素。 The room we happen to be in, the amplification, the quality of the instrument,the type of sticks...etc., etc. 我们现

发表于:2019-01-18 / 阅读(39) / 评论(0) 分类 TED演讲国际问题篇

The Revolution in American Higher Education To produce the upheaval in the United States that changed and modernized the domain of higher education from the mid 1860's to the mid 1880's, three primary causes interacted. The emergence of a half dozen

发表于:2019-02-25 / 阅读(54) / 评论(0) 分类 双语有声阅读
学英语单词
acanthaxius formosa
age last birthday
ainscows
alloy irons
Andrespol
angular spherical aberration
apo-beta-erythroidine
arbitrated exchange
Ascaridata
ballistic deflection error
barratrously
be nicely left
Black Mass, black mass
boundary compact space
chrominance circuit
clorindione
compound ovary
content of polynomial
corticotectal tracts
Cyanophyta
database object
direct sum of finite groups
disfavours
door hasp holder
double tongue grafting
drips
excorticates
exogenous pigements
extra-terrestrials
fantasy pieces
fine crackles
flaming queen
floating cable
greensomes
Hardisty's test
high attenuation
high speed cure
high-guard
identification of goods
immune mechanism
important role
Indian rubber tree
insurance appraiser
kernel estimator
kick backs
krishnattam (india)
Lady with the Lamp
light-duty axle
lymphonodi mediastinales ventralis
mareuils
minimum latency program
mobile battle
nakedhead
Nantucket sleigh ride
neutron mean free path
noddling
non-revolving crane
noncommutative principal ideal ring
operative sursery
overspecified
parasitic absorption
pedestal optical comparator
pemirolast
pensions off
pervaporation membrane
phenol-fibre cam
Pitot's tubes
Pride goes before a Pride will have a fall .
Pty.,Pty,Pty.
quarter breast line
Queensbury Rules
rated breaking current
readvertisement
receiver indicator
rectovaginal fold
reidsville
rope pull
round bottomed punch
ruutel
saw square
sectional measurement
shear zone
Ship's Sinking
silk waste
simplified model of flutter
snug-fit
space division maltiple access
sprat
Steinert disease
subacute myelo-optico-neuropathy
tectaria subfuscipes
thermospray
thin stocked land
thought-controls
tight penetration
Tritace
very many thanks
vitrified hond
Walheim
whitemane
Wolwehoek
zonkered