光谱棱镜

By measuring how fast these stars were moving, he could prove if there really was a black hole at the center of an active galaxy. I picked a galaxy nearby which is called NGC 1068, an active galaxy, w

发表于:2018-12-07 / 阅读(549) / 评论(0) 分类 超大质量黑洞

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(313) / 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(312) / 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(314) / 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(273) / 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(369) / 评论(0) 分类 英语娱乐八卦
学英语单词
-metasone
acidic complex dye
address designator
aerodynamic noise test
aitu
albocinctus
appellable
Aschheim-Zondek hormone
astroecology
automatic flare out altimeter
biaxial elastic deformation
Billingborough
bones up on
Bourlamaque
buddha statue
buffering ring
cecum
centrical impact
Chernovodskiy
chokee
cicely
circular arc gear pair with small teeth difference
coextended
cortancyl
Council of EEC Builders of Large Ships
counterhypotheses
dector
delphinus delphiss
disentangle from
drilling fluid column pressure
egemen
electrolysis tube
elephantiasis nostras verrucosa
Eno-shima
ever-progressing
examiner
factory-adjusted control
fail-safe brake
Ferdinand Julius Cohn
forebooks
gear with curved teeth
hovercraft skirt material
hydrodynamic lubrication
hypnotisee
in droves
indicator dial
Interest rate futures contract
inverse transcription
Jossed
joypopping
JSCM
justice in eyre
Kisubi B.
knee swell
lappics
ligamentum transcersum atlantis
loving heart
major-minor sorting
molar frictional coefficient
Montataire
much-heralded
muscle scar
ND
never forgive
nonperformance
overlearned
pedlow
pelagium
Pharmacist-in-charge
phosphinine
potentiometric
prlbecid
PRTB
Pörnbach
quantum damnificatus
quitest
rail resistance
rent-a-robber
restricted charging
rexies
rock groups
Sanskritization
sideswipe reflection
slick style
Spink County
stratified reservoir
surface scaling
syzygetic tide
taken the reins
Tamias striatus
teenage-pregnancy
three aspect signal
tr (transmitter)
trajectory of curve
underachievers
unkiss
untripped
value of clause
velamen
you hear
zero instability