un. 直接式蒸汽机

蒸汽机的发明带来了工业革命,瓦特为此做出了特别大的贡献,今天我们就一起去看看他的工作室是什么样子的? Alice: Hello, I'm Alice. Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week w

发表于:2018-12-27 / 阅读(34) / 评论(0) 分类 一起听英语

THIS IS AMERICA -May 20, 2002: BO Railroad Museum By George Grow VOICE ONE: The American city of Baltimore, Maryland is home to the Baltimore and Ohio Railroad Museum. Museum officials have organized

发表于:2019-01-04 / 阅读(89) / 评论(0) 分类 This is America

Lesson 41 See 1.OK,I'll see to it. 2.I see through you now. 3.They see eye to eye with each other. 4.I can't think what she sees in him. 5.I'll see you through. 6.I saw red when I got the shaft. 7.I've got to go!See you around. 8.Let's see some actio

发表于:2019-01-14 / 阅读(50) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛口语提高版

> PEOPLE IN AMERICA - Casey Jones By George Grow Broadcast: Sunday, June 27, 2004 (THEME) VOICE ONE: I'm Gwen Outen. VOICE TWO: And I'm Steve Ember with PEOPLE IN AMERICA in VOA Special English. Today

发表于:2019-01-30 / 阅读(55) / 评论(0) 分类 People in America

In the layers of clay and sandstone between the seams of coal we often find the remains of plants very well preserved indeed. In the coal itself it is very hard to tell one plant from another, for they have all been crushed together. 在煤层之间的

发表于:2019-02-13 / 阅读(43) / 评论(0) 分类 英国学生科学读本

And am now on my way to make arrangements for a great improvement I have invented for the application of steam to a locomotive. 我正在从事自己研发的如何将蒸气应用到机车项目的重大改进, My name is Martin Kroller. 我叫马丁

发表于:2019-02-13 / 阅读(36) / 评论(0) 分类 美国语文第五册
学英语单词
Abailard
abutilon glabauerianum hand-mazz.
aeva
affirmeds
angle of rifling
Anglification
antiegalitarians
armored scale
automatic weather station
baboonery
balancing action
be correlated to
Bet Alfa
bir tuwaynan
carbon microballoon reinforcement
chain-work
close canopy
cold solder connection
common grape hyacinths
coolant purification system
coordinating heart-kidney
cummingtonite
cylinder,sleeve,barrel tube pipe
data service manager
degunkifies
delay of traffic flow
dephenolization
Desivon
dipsian
dry-tool
dyslipidemic
easy-living
fabulized
feed pretreatment
fitc-
forest bathing
frost gangrene
high distortion
infantile myxedema
Jerevan
jigamarees
k.n
knife-edge pointer
kobaltspiegel (chloanthite)
kraters
kreuz
lipocorticotrophic
long lead time
LOPHOTIDAE
machanism
maximum pitch rolled
metamivam
micropsammite
mid-level network
mohobelo (s. africa)
moldenhauer
monandric
muffie
nitrosulfamide
off-pan shearer
operative myxedema
pacfico
Palauli Dist.
paper-tape feeding mechanism
phasic development
pleydells
polyfertilization
post-fertilization
primitive class
protracter
Pseudostellaria heterantha
quinticlaves
radiohalodestannylation
rail finishing mill
rare
rear-ended
refueling platform
relational programming
s-s
satellite TT&C network
scan limit
sciara vallestris
scotts
servo-controlled robot
slot coordination
softcentre
sonatine
spherical power
spiral turn-over mechanism
staphylococcus auresus
start-stop mode
sufferers
T.D.C.
thuswise
tildesley
Tlahualilo
translation group
Unipyranamide
wabble pump
wage grade
water injection IPR curve
weinke