可互换棱镜

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(167) / 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(163) / 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(167) / 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(152) / 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(203) / 评论(0) 分类 英语娱乐八卦
学英语单词
AAP,A.A.P.
analytically thin
Aphis fabae
area oriented
ascoceratids
audette
audio terminal
blood donor
buseopan
cable-knit
carcharhinuss
catalatic
cell without liquid junction
chancre redux
chapati
chylous pleurisy
collective bodies
community development block grant (cdbg)
connection-mode network service
contentedly
cotter with screw end
crown-heel
demonetised
denotivir
dynamic frequency factor
Dzheltulakh
electric-heated automobile instrument
ensuings
form field attribute
forms of investment
Freistadt
fulminate detonator
geogia hollies
glowing heat
greater flood
hold de-watering system
hydration dehydrogenation reaction
hydraulic efficiency propulsion unit
infection by air or water
inlock
inverted Lamb dip
IP over coax
jinjili oil
josing
kirchoff formula
krivelyova
lachman
llave
low-temperature performance
Maritsa, Maritza
measurelessness
Minn
monetary forces
monopolar D. C. dynamo
Moots's rule
mouse hare
naull
Niangoloko
nonbold
nonmicroprogrammed device
ogdosymmetric
Ogura-san
onerous convenant
Osmaniye
oxidizer filler
parallel series connection
phytophthora canavaliae hare
place of wrong doing
plate-work shop
plumed serpent
position control lever
president benjamin harrisons
pro cell
prunus angustifolias
pulse-modulated communication system
receipt and payment document
release time
representative democratic system
rigger's horn
ruby-coloured
saint-mihiels
salt water immersion test
scaldingteass
scattered refueling
sdp
sea-poose
sellanders
Shrop shire
sol state of colloids
sowood
Stachys japonica Miq.
straight whisk(e)y
substantive rule
syntenies
T Tauri stars
telescopic shock absorber
tile fish
turnout on inside of a curve
us corn
v. vertebralis
vagarist
wash-drawing