二次谐波晶体

Lesson 80 The Crystal Palace 水晶宫 First listen and then answer the question. 听录音,然后回答以下问题。 How many people visited the Great Exhibition of 1851? Perhaps the most extraor

发表于:2018-12-08 / 阅读(230) / 评论(0) 分类 新概念英语第二册

The script of this programme 本节目台词 The Crystal Palace was a building made almost entirely of glass John: Hi there! Welcome to On The Town from a very interesting part of south London. I'm John, with me Oliver. We're at Crystal Palace. Oliver:

发表于:2018-12-19 / 阅读(90) / 评论(0) 分类 都市掠影

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Why do some chords sound sweet but others make you wince? Well it appears our earsor at least the ears of 250 Minnesota undergradsprefer chords containing harm

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(五)月

Students who listened to different chords rated as more pleasing the ones that westerners think of as harmonious, the individual notes of which have definite mathematical relationships 【英文文本】 Why do some chords sound sweet but others make

发表于:2019-01-02 / 阅读(54) / 评论(0) 分类 60秒科学

Vocalist Catherine Russell is always searching for that next great melody. She's found more than a dozen of them to sing on her latest album, Inside This Heart Of Mine. Catherine Russell is a perfectionist when it comes to choosing her material. Her

发表于:2019-02-06 / 阅读(54) / 评论(0) 分类 VOA标准英语2010年(六)月

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(64) / 评论(0) 分类 环球英语 Spotlight
学英语单词
aditis
alfalfa butterfly
All Same
alternative allocation
annual inventory of fixed assets
anti-fertilities
balantidiases
baseball
basidiomycotas
block ga(u)ge
chain-wheel
cold mirrors
cooking chocolate
crassulacean acid
CRITICOMM
cryogenic computer
cyclomethoxazine
cystelminth
Czapski condition
Daghestani
dipped
doctrine of equivalents
dookie hole
ellioff test
enter operator
Euphrosyne
external Sq current system
field-synchronizing impulse
fore-bridge
foster sons
four-counter
frequency-time spectral density function
frozen flux
full-bleed
full-thread
Gb3
glide path angle
glories in
handgoniometer
head-bangs
heating treatment
hostellers
hydraulic thrust trip device
i-long
information processing management
intercerebral fissure
jazzy
Judas tree
Kadada
kafenions
koomkie
laser monitor for pollution
lateral locator
Lea Airport
lemelson-mit
lid folds
low pressure hose
lymphoglandulae gastroepiploicae dextrae
mebonat
micro omega
more majorum
mud stains
nanofiltration membrane
oxifunmgin
paste into
patentometrics
photocube
poisonous metal
polymerase chain
pond-apple tree
popular will
production and operation strategy
program control mode
projectile body
protrusion allowance
pure
refavour
rheita
ribovirin
rotundifoline
sacramentized
salveti
Savannah Beach
shahdoms
shockproof packaging
spinel group
square-sterned boat
Talalora
telephone bus
the people's bank of china
tholin
transaminase
trimorphs
turboalternator
univariate distribution
unsealing
uways
vandalistic
Vsevolozhskiy Rayon
windlean
wumei
you'll never know