棱镜分光光度计

STEVE INSKEEP, HOST: Just about every American adult has heard the names Roe and Wade. Roe v. Wade was the 1973 Supreme Court decision legalizing abortion in the United States. Not so many people know about the real people involved, and now a new pla

发表于:2018-12-17 / 阅读(97) / 评论(0) 分类 2017年NPR美国国家公共电台1月

The Government Communications Security Bureau (GCSB) is our spy organisation. At the moment, it can only legally spy on foreigners in New Zealand. However this organisation made a mistake spying on Kim Dotcom because he is a permanent resident. Also,

发表于:2018-12-31 / 阅读(100) / 评论(0) 分类 新西兰英语

Spectrum 光谱 Do you know what a spectrum is? 你知道光谱是什么吗? It is a series of colored lights. 它是复色光。 How can we see a spectrum? 我们怎么能看到光谱? When you see sunlight through a prism, you may see a rainbow

发表于:2019-01-10 / 阅读(105) / 评论(0) 分类 与美国小学生一起学英文第11册

Prisms 棱镜 Why can we see rainbows after rain? 我们雨后为什么能看到彩虹? We can see rainbows after rain because droplets of moisture in the air work like a big prism. 这是因为空气中的水滴就像一个大棱镜。 So what is

发表于:2019-01-10 / 阅读(93) / 评论(0) 分类 与美国小学生一起学英文第10册

歌曲:Katy Perry-Roar Roar, the first cut off of Katy Perry's upcoming album Prism, hit the airwaves last week and went right to the top of the Billboard charts (for digital songs). One person who is particularly fond of the song (besides everyone

发表于:2019-01-10 / 阅读(143) / 评论(0) 分类 英语娱乐八卦
学英语单词
abdic
aecidium osmanthi
aircraft rescue boat
alighting
alternaria ricini
anachronobiology
archaeological research center
Atractylodes
attediate
augural
base-load power station
beam trees
benzoylnaphthol
big cassino
bituminus crossing
blanket mortgage
bromoacetamide
candiote (greece)
chemical power source
conglutinogen
constant-volume gas thermometry scale
continuation high school
coraciiform birds
coronary vein of stomach
Corpus claviculae
deposit by foreign correspondent
directly controlled equipment
dividend receivable
dragon's skin
drop-shaped bulbous bow
dry condition
earth arrester
edentulfous
EDF (effective decontamination factor)
electric guillotine shears
en grand
epistemological turn
extensograph
fine-grained basalt
flux injection cutting
fractured trend
fullsome
genus aulostomuss
gross-profit method
Gurguéia, R.
halogen refrigerant
high power satellite
high voltage wound asynchronous motor
including war risk
insoluble enzyme
integumental bundle
introductors
ismailiyas
jip step
Kelsey-Sykes test
Klebsiella rhinoscleromatis
korschinskite (korzhinskite)
landwaiters
leg man
legal requirement
linimentum saponis mollis
Linovin
lock-picks
log for railroad tie
lysokinase
magnetic field supported accelerometer
malleable shot
mass leave
merimbla ingelheimense
multiple shotholes
neatifies
one-centered arch
orinocoes
Osidda
pathogeny microbiology
perform ... place
phenyl-bonded phase
pilotaxitic
Pinchot
pisaro
power train boiler car
precorneal chamber
pristine beauty
programmed logic array
prolactin releasing factor(PRF)
promenading
rebound strongly
septumknife
short-handedly
slow speed mixer
special conditions
statespersons
sting of centipede
stone-dike
stuttin'
sungrazer
target chamber
ternary copolymerization
the faint-hearted
two-color photoelectric photometry
under-proportioned
wave the flag