棱镜折射

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(150) / 评论(0) 分类 2017年NPR美国国家公共电台1月

The Blurry World Underwater When you open your eyes underwater, things look blurry, but with goggles, everything looks perfectly clear. Why cant we landlubbers focus underwater without goggles? First, we need to explore how our eyes focus when were h

发表于:2018-12-31 / 阅读(146) / 评论(0) 分类 英语听力文摘 English Digest

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(152) / 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(146) / 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(139) / 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(190) / 评论(0) 分类 英语娱乐八卦
学英语单词
.aw
Abazin
ambiguous phrase of combination type
apacible
appropriation of surplus
arceneaux
automatic curve plotter
autophytic bacterium
baldrich
bale bogie
bedaze
boiling water bath
bond denominated in Hong Kong dollar
Carai
chartered trading company
Chinese angelica
cinchoninic acid
clemences
closed feedback control system
crawford bay
design basis fire
diaphanodon blandus
digit absorber
domiciled
dov
drill teams
e. w. morleys
ecosystem efficiency
else-something
emundant
equal time point (etp)
extra duties
factor of safety
fairy-wren
fastness to pleating
filament generator
Floropipamide
Fonsagrada
fordoing
forest-products carrier
free medical treatment
geum strictums
Goan
gouty tophi
HPTLC
impulsive neurosis
ink-jet-plotter
invocating
keep A at B
level of care
liebich
light and temperature potential productivity
Lindemann glasses
lnacillin
Lochearnhead
londonite
long axis
longitudinal welding sequence
mark-space ratio
massachusetts bays
meromictic lake
metamorphosing
moonlight school
naphthalene
negative primaries
nonporous membrane
nozzle flow characteristic
nuclear antigen
outdare
over-dyeing
overprinted
phakogenic
preons
putting over
reauthorizes
rex-pats
scruboak
sectional route locking circuit
service is suspended between
shell archive
simbas
single-wing lock washer
spot killer
Stenhousemuir
stratum dentatum epidermidis
subscription book
supercharging system
ta t'i
tip-bunch builder motion
trainiac
tranquilisation
twelve-cylinders
ultraselect
undaria pinnatifida f.distans miyabe et okamura
unicidade
upper circumzenithal arc
vector polygon
WORK FOR SB
xxxiiiest
zanthopsin
zygomaticoauricular