棱镜缩小率

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(127) / 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(130) / 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(132) / 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(118) / 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(168) / 评论(0) 分类 英语娱乐八卦

台湾籍旅美老师今天交给我们的句子是: Ideally the diamond is flawless if you can't see any of that stuff under ten times the magnification. The higher the clarity the more rare and expensive it is. 理想来说一颗钻石在放大了十

发表于:2019-02-22 / 阅读(89) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
-tixene
anneal texture
annular area
arbitrary detention
archer lens
back-up relaying
balantidicidal
band aid
be discharged from hospital
better earth
bisul-phite
blood-grouping investigation
blossomry
book pocket
butt gap
cashner
circumgestation
compile-building system
core end-plate
criteria for choosing a spouse
crystal grain-growth
Cushing phenomenon
damped collision
devoted to you
directional-type tricone bit
discount securities
Egyptize
entomological taxonomy
fluorescent penetrant
Fondi, L.di.
Foramina cribrosa
foreign stock exchange
frontvertical wrinkles
fund size
genus faguss
Goa, Daman and Diu, Union Territory of
golfaholics
grant-aided school
guaiacol caproate
gyraulus spirillus
hagop
hold responsible
honorify
hygh
impression area
incatenation
interlayer bonding
intraparenchymal
isodef
just kill me
knight of the forked order
lairiness
lead angle at reference cylinder
legal phenomenon
Manduca
mirier
MNZW
mobile grease
monitors' desk
Muritaniya
not with a bang but a whimper
nothing personal
novare
oniom
phase modulation carrier telegraph
previous employment
primary medullary ray
principally
product of distillation
production skills
Pseudosassafras tzumu
push mowers
q i/o
rbm channel
salaries or wages on time basis
scratch strength
scurid
session controller
shaft of chelicera
similarity reduction
snathe
space-ships
spaceborne laser radar
step traiff
strawberry blite
subapical initial
subendocardial branches
sword-cut
Telefomin
time stationary process
tip-tilteds
to-and-fro funiculars
toggle nut
too many balls in the air
top-rounding
total control lever
transient-speed characteristic
vanilloid receptor 1
wauconda
Wolf-Ferrari
wood ibis
Zcat