薄层砂岩

The rock called sandstone is made up of a great many grains of sand. The beating of the rain on this rock washes the grains apart, and so the hard sandstone slowly changes into loose sand. 砂岩主要由大量沙粒组成。当雨水打下来的时候

发表于:2018-12-07 / 阅读(93) / 评论(0) 分类 英国学生科学读本

The Strange and Beautiful World of Arches National Park 犹他州拱门国家公园:奇怪而美丽的世界 This week on our national parks journey, we travel to Utah. The western state is home to several of the most popular national parks in Americ

发表于:2018-12-16 / 阅读(151) / 评论(0) 分类 2016年VOA慢速英语(十)月

文本: Finally, a fish breaks for cover. It's what the sea lions have been waiting for. Crevices in the reef might seem to offer shelter. But that's no problem for the sea lions, who simply scare them out with bubbles. With the sea lions distracte

发表于:2019-01-21 / 阅读(102) / 评论(0) 分类 跟着英剧练发音

Lesson 50 Only A Stone 第50课 只是一块石头 What is the oldest thing you have seen? One boy thinks it is a church, for he has seen a date on one which tells that it was built hundreds of years ago. 小朋友,你见过的最古老的东西是什

发表于:2019-02-13 / 阅读(108) / 评论(0) 分类 英国学生科学读本
学英语单词
aminotrate
analysis of corporate cash flow
anetiological
anthapurpurin
arvacs
automatic reinstatement
auxiliary feed check valve
bromophenesic acid
bronchial syphilis
buonas
camera tuble
choleystogram
concatenation of sets
copper-boned Ruglaze without crazing
Courant stability condition
curists
dactylaria sporexamorpha
damn a play
did a good job
dope gasoline
Dorylinae
double zigzag connection
dummy activity
emotional self
fam
fashion plate stem
fast operating relay
flightpath deviation
fricasseer
generalized exponential distribution
gerontotherapeutic
give a ball
Grampound
haema
hard drinks
have a ball
heat storage unit
holomixed lake
home beacon
impervious water proofing
inconsiderate
initial correction
inorganic ion exchange paper
installation bracket
jonica
Kiama
lewis henry morgans
loathsomer
locally finite covering
Magadino
mammillation
manipulative I/O statement
Maritime Slot
mean sea level of Huanghai
mediative
misconvergence of beams
moare
Mohiniattam
Mytilidae
nantokite
natrium
never too late
nlp
nodi lymphatici precaecales
non-equilibrium effect
nonlinear iterative method
one dimension detector arrays
ortho-molybdic acid
Osilnica
outlay coat
overhead camshaft engine
pecuniary fine
phost line
photographic processing equipment
Poitou-Charente
premsmmary abscess
pull and torsion test
put through a course of sprouts
RC-cola
receiver line
sand lily
SEAMFDC
sheared blade grinding machine
shock failure
shutoff head
single tickets
Smith predictor
spare parts kit
spasmodic torticolts
straw itch
suckhole
sulphochlorinations
the year
tjx
travel-retail
Tännesberg
vaccinia necrosum
videodical
wage adjustment tax
wet lamination
Za.
Zomai