[岩] 斯特拉思莫尔砂岩

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(153) / 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(221) / 评论(0) 分类 2016年VOA慢速英语(十)月

By Jeffrey Young Washington, D.C. 10 April 2007 Watch Citizen Group report To most Americans, the governments in their towns and regional areas called counties are the governments they interact with the most. Alongside these local governments are gro

发表于:2019-01-12 / 阅读(193) / 评论(0) 分类 2007年VOA标准英语(四月)

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(171) / 评论(0) 分类 英国学生科学读本
学英语单词
abelite
acoustic absorbing medium
acu-stimulator
added items of expenditure
aircraft ordnance
altapizone
animutations
appeal against conviction
artificial active immunity
astipulations
asymmetric resorption
autocovariance generating function
bioreactivity
coadded
collection and delivery rate
compartmented switchgear and controlgear
concession stand
Consumer Staples
cost,insurance,freight cleared
Coturnix
cystistaxis
derivitization
device priority
diameter of equivalent circle
digital readout oscilloscope (dro)
dihydrated potassium octachloro-dimolybdate II
dislocating
do not call registry
Dual Natures of Collision Regulations
dynamic-spring constant
eibensteins
entry program
equalising duties
ex seller's godown
experimental science
favoured state
fixed-end-point problem
furnace filling counter
ganaderia
gangiian
general insurance conditions
glassworkers
grab-camera
granitelike
guilt pang
heatronic molding
hemianatropal
heuristic pruning of game tree
hip-gout
hyperoxic-hypercapnic
hypervelocity aerodynamics
IIT (incident investigation team)
illus
immunofixation
imposed constituion
internal layer
kirkiite
local density of state
long wave radio receiver
lower level objective
mainspring with sliding attachment
mixed-method
morning tide
mott hill
nasaliss
Nebraskan glaciation
nomen unitatis
norexes
number of words
one-arm joint
open coding
overweeners
P.K.D.
paper-boy
phase name
phenide
piston-cylinder apparatus
plumbic isobutyrate
proctocystoplasty
relining denture
replenishing check valve
reserve for employer contributions-actuarial deficiency
residual cyst
rotating-field type
rubber bottle cover
rysh
s-l-s growth (solid-liquid-solid growth)
Sa.
sight level
skipjack tuna
sling-shot
speech evaluation
Taghit
Taraxacum nutans
time-average measurement
Torricella Peligna
transcontinentally
ululu
uncollectible notes
unsufficiency
Yarmouthian interglacial
Zhitkovo