棱镜分光仪[分光计]

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(58) / 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(55) / 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(61) / 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(52) / 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(95) / 评论(0) 分类 英语娱乐八卦
学英语单词
aan
amateur status
anticensorship
arginosuccinate
be in doubt
benignancies
bent-tube type boiler
bonne (la bonne riviere)
Cetain
coappears
composite plate
consolidation of stock
cross-arms
crossing sequence
current regulator
dendritic gathering system
dental lamina
dermal gland
deuterium-tritium
diagnostic x-ray apparatus
dihydrocorticosterone
division of net profit
dreamgirl
duration of growing period
Easter dues
endjobs
ex-cell-o
extension of a definition
fixed manufacturing overhead standards
fixed-form
flew on
flower-bed
gear teeth gauge
geometric distortion
gripper cable
high pier
hydraulic fracture
impurity effect
inferior ranks
interstation muting
intestinal craigiasis
ladu
lattie
linac tank
longitudinal centre of gravity
loose-leaf book
low-resistance thermometry
mash connection
MCHR
menu card holder
millimeter wave radiation chart matching guidance
ministrations
Mochudi
mounting
myoclonus epilepsy
nanoneedle
net (network)
nmod
non-transferable
noncancelled
nonferrous alloy
Nong Khang, Plat.de
norcal
oxalic acid fermentation
papon
pavetta indica
pedestal bolt
photoelectromagnetic element
picture carriage
pinanylidene
plush-like
praealticus margaritarius
pseudocnus echinatus
receiver field of view selector
Reclus' method
reeman
rich zinc anti-rust paint
ringed barrel
root knot nematode disease
sclerenchymous fibre
semiconductor-insulator interface
ship's entered harbor
silsby
slow drift burst
snatch out of the fire
social conditioning
St-Antoine, Col
standard charge for top off
statement label required for format statement
station address
storm-trooper
to call out
Token Ring Network
topkapis
tow address
turment
URL mapping
verminous abscess
Vibron
warming-up starting test
What's lost is lost.
world economic statistics