地震波速异向性

Passage 20 Waves How does light get from the sun to the earth? How does music get from the stage to the audience? They move the same way in waves! Light and sound are forms of energy. All waves carry energy, but they may carry it differently. Light

发表于:2018-11-30 / 阅读(124) / 评论(0) 分类 英语专业四级听写

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(93) / 评论(0) 分类 每日攻克5词

Broadcast: May 16, 2003 By George Grow This is the VOA Special English Environment Report. Scientists in the United States have developed a computer program that they say could provide an early warnin

发表于:2019-01-02 / 阅读(40) / 评论(0) 分类 VOA2003(上)-科技导航

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(73) / 评论(0) 分类 英语每日一词

SCIENCE IN THE NEWS - The Ever-Present Threat of Tsunamis BOB DOUGHTY: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. FAITH LAPIDUS: And Im Faith Lapidus. This week, we tell about tsunamis -- the deadly sea waves often caused by

发表于:2019-01-12 / 阅读(44) / 评论(0) 分类 2011年VOA慢速英语(六)月

And the direction the crystals are pointing makes a difference to the speed seismic waves travel through the rock: a wave traveling parallel to the crystalsin other words, along the length of the toothpickmoves faster than a wave traveling in the oth

发表于:2019-02-15 / 阅读(35) / 评论(0) 分类 英语时差8,16
学英语单词
-branch
. s. d.
acidotrophic
androgamete
Barcillonnette
beta endorphins
bluejacket
centre line shrinkage
character count program
chemistry in botanical classification
choke feed
chromatospheres
circaetuss
commutator frequency changer
complaint probability
compound expenses
contra balance
corrective maintenance
costbenefit
cut set code
differential-mode voltage amplification
disabling pain
discount bill
earless seal
ecness
economics of lobbying
enclosed busbar
evaders
F-98
febriferous
fecklessly
fontarsen
fuel-supply
gainlessness
gastric acid
gastro-pancreatic fold
Gujarāt, State of
Gyno-monistat
have to go to the bathroom
homegoings
inclusion of air
industrial-relation
infraspinous region
Inning am Ammersee
knowledge refinement
Kobresia pinetorum
least absolute error (lae) estimator
low-percentage
Lysthenon
mathematical meteorology
matrix group
mattito
moderhede
molluscoids
mucuadeninine
multi-function wax
Nairobi sheep disease
neurokine
normal surface
octette
of some account
ordinary-language philosophy
ose
palategraph
payment policies for subjects
pecksniffian
Peloridiidae
peos
percentage of air passage
perforator
phonogram switchboard
pitch angle detector
profit-and-loss statements
quadruphite
radio marker beacon station
sclerotinia cinerea
Sedum leblancae
semaphorin
six-tenths rule
soft-shell disease
sorpresa
strong holding device
symbolic table entry
take it down
Tarin's fasciculi
telescopic valve
thalassophile elements
thumb-sucking
tinnitogram
tonal boundary
transverse wave
turnover ratio of fixed assets
ulectomia
uncanopied
unhealthiest
unmonumental
upper arm kip
vaclav havels
weary with
YAAP
zigui