厚层砂岩

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(40) / 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(102) / 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(39) / 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(44) / 评论(0) 分类 英国学生科学读本
学英语单词
-something
accountancy verification goal
acute radiation death
Agrostis fukuyamae
area of bearing
arteritises
arthroplasty of elbow
assessions
avestas
be on the side of the angels
blowing-out of arc
bone hemostat
bone-laced
chalifour
channel-mediated diffusion
check work
Claisen distillation flask
coarse-grainings
code segment
Comcommisterone
concrete guide wall
Controlling Person
corase cement
corbie
debtor nation
deferred repairs and maintenance
demand analysis
Dicycloxylamine
dual-pressure steam turbine
endophthalmos
envirotech
eulogistically
factory assembly
field-repetition rate
Financial institution buyer credit policy
follow the hounds
freefreighting
fresh 1
friction disc clutch
glycosamine
graviditas heterotopica
high administrative courts statistics
hob spindle
hog heaven
hyalocrystalline texture
Ibistacin
ideal refrigeration cycle
individual contributor
indopropionic acid
intentional myoclonus
interred
intralayer
Kafr Kanna
knills
Lachine
liquefying amylase
Maldivan
maleinized
mass storage system communicator
master bushing
Mavik
maximise
Millettia pinnata
Money-in-the-Bank
mono(ethylhexyl) phosphonic acid
notarize
olympians
parvafacies
pay-cuts
phlebectomy
pierced cocoon
pivot jaw
POD (probablity of detection)
reclaiming saw cylinder
regional segregation
relative majority
Santana, I.de
Saxonian stage
sccc
slugless
solar topee
splitter-recombiner
subductive
superelite
system of axis
tabacism
tape H pulse
tarnis
temperature interval
Teratyn
tertio
tetty
three-address computer
timelily
tremor mercurialis
two-stage ignitor
underground feeder
ununiformity
vector differentiation
war surgery
whispering eyes
Ziracin