固体地球﹐岩石圈

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(139) / 评论(0) 分类 新东方背诵文选

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

发表于:2018-12-08 / 阅读(393) / 评论(0) 分类 新概念优美背诵短文50篇

Down to Earth Now, the VOA Special English program Words and Their Stories. Every week at this time, we tell about popular American words and expressions. Some of these are very old. Some are new. Together, they form the living speech of the American

发表于:2018-12-16 / 阅读(27) / 评论(0) 分类 2015年VOA慢速英语(三)月

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[ 地 ] 岩石圈 )is divided into a few dozen p

发表于:2018-12-30 / 阅读(76) / 评论(0) 分类 考研背诵50篇

How and when the Earth got its crust are questions that divide geologists into two broad camps, 地球如何有了地壳,何时有了地壳,这两个问题把地质学家分成两大阵营, those who think it happened abruptly early in the Eart

发表于:2019-02-25 / 阅读(41) / 评论(0) 分类 万物简史

Plate Tectonics and Sea-floor Spreading The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle.The lithosphere is divided

发表于:2019-02-25 / 阅读(48) / 评论(0) 分类 双语有声阅读
学英语单词
A. A. R.
acceptable cargo temperature
acronymic
actinic focus
all-too-humen
Amu River
aquareovirus grass carp reovirus
Atlas lion
baidai pills
Bali, Laut
ball-head
be slipping
bitts
blast injector
boa esperanca
bolkiah
Bonferroni's inequality
Bourgneuf-en-Retz
broom corn millet
Bussoleno
c'm
ceramics for mounting purposes
codevilla
coelosomia
commercial relationships of a congruent relationship
Corontin
coryphaeuses
cuprammonium sulfate
dejeuner
displacement type seismometer
dredge pump
dried female insect
electric wind shield wiper arm
Electron AZF
Emydocephalus
energy absorption build-up factor
enterotomies
eyelash curler
F(AB')2
feed slurry
fi-lb
fifth generation language
find one's ice legs
finger foed
force lift pump
gentle turn
German monetary unit
get a head start
glutamic-pyruvic transaminase
goodwit
grey-scale
have a pull on someone
heavy component
helix array
hemicompatible (buller 1931)
illuminated rocket
intermediate alarm wheel
Irredentism
lawmongers
load characteristic curve
loaded part
lot fraction defective
mass-manufactured
material cost method
misdeterminations
modelprototype comparison test
morard
mouse-hole
occur for
orthography of geographical names
paired comparison test
parent ship
parilis
pediculate
performance-wise
permuted on subject headings
poison oak extract
possumhaw
power /frequency control
radiopharmaceutical dosimetry
real-time environment
Reichstag
saxifrax
sinomin
slab method
SMRR
social behaviorism
stand correct
strid
submerged pipeline
tabulator setting
tailoring process
Toarcian Age
tolan
torulus
tournee
treasureth
tuberculosis cutis miliaris disseminata
tubulary
waste disposal system control panel
without a shadow of doubt
world news