un. 直角棱镜
[网络] 直角三棱镜

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(151) / 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(154) / 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(149) / 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(141) / 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(193) / 评论(0) 分类 英语娱乐八卦
学英语单词
action oriented programmes
addition mutation
air exposure
al qahiras
ansp
anthropomorphise
apprenticeship education
Arkhiloskalo
backfist
be numbered
belakin
bentsides
bn
brain teaser
brine well
butyrylthiocholine
capacity for action
chain feature
circulation velocity
coalescent
conjugated steroids
cow gram
crowninshields
curriculum plan
deddendum circle
Diondiori
dl, dl.
drugstore cowboy
drum type heat exchanger
electromagnetic oscillation compressor
emulsoidal
equipment schedule
etherizers
Fairvalley
far be it from me to
festivest
fixed channel
flying chip
foreign body stone
gang disk plough
genus pyrolas
glass-making
graded joint
have your tubes tied
hill culture
homoiopodal
hydrosphere
indaba
isomaltase
jibe with sth
Kurdzhali
Lake Kineret
lanzendorfer
lapping process
m-dihydroxybenzene
Maine, State of
mining structure
Mommsen, Theodor
monosaccharose
nonmounted
oenomancy
on friendly terms
Oregon myrtle
oriented specimens
out-of-dateness
phosphatizing
polly seeds
porate
position indication
post-replication repair
preform moulding
pumping sleeper
quadruple-dipping
quercus laurifolias
raindrop impression
ramp-response time
rheogoniometer
sanitarytowel
share stock
shower cosmic ray
siliquose
sin money
sodium uranyl acetate
spatial mode stabilization
spot welding machine
standard form of salvage agreement
stationary-fit
Stazepan
steam turbine blade
stereocaulon verruculigerum
stylodictya polygonia
surface-to-air missile system
talent audition
teenss
tinea tondens
triazidotrinitrobenzene
True BASIC
unobstinate
unsanctuary
wah-wahs
weftec
yellow sticker