[电] 美国莫尔斯电码

VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we visit a small museum in the state of Maryland. It is called the National Cryptologic Museum. It is filled with informat

发表于:2018-12-15 / 阅读(148) / 评论(0) 分类 VOA慢速英语2008年(九)月

[00:00.74]Unit 4 Inventions and Inventors [00:04.53]Expansion 4 [00:09.77]Exercise 1 [00:12.06]Have you ever asked yourself [00:14.11]why the letters on your computer keyboard [00:16.62]are placed in this strange way? [00:19.42]Why are the keys not o

发表于:2018-12-29 / 阅读(395) / 评论(0) 分类 北师大版初中英语九年级(全一册)

暂无音频 REMARKS BY THE PRESIDENT ON INTERNATIONAL TAX POLICY REFORM Grand Foyer 11:39 A.M. EDT THE PRESIDENT: All right. Good morning, everybody. Hope you all had a good weekend. Let's begin with a simple premise: Nobody likes paying taxes, particu

发表于:2018-12-30 / 阅读(271) / 评论(0) 分类 美国总统每日发言

The One With Joey抯 Award -------------------------------------------------------------------------------- Teleplay by: Brian Boyle Story by: Sherry Bilsing this angers Joey again and he disgustedly

发表于:2019-01-01 / 阅读(133) / 评论(0) 分类 六人行—第6-10季

EXPLORATIONS - September 18, 2002: National Cryptologic Museum By Paul Thompson German Nazi, American and Japanese coding machines. (Photo - Ed Bunyan) VOICE ONE: This is Mary Tillotson. VOICE TWO: An

发表于:2019-01-02 / 阅读(157) / 评论(0) 分类 Explorations

AMERICAN MOSAIC - National Women's Hall of Fame Adds New Members, Including Hillary Clinton By Shelley Gollust, Katherine Gypson and Jerilyn Watson Broadcast: Friday, December 02, 2005 (MUSIC) HOST: W

发表于:2019-01-02 / 阅读(205) / 评论(0) 分类 American Mosaic

A Visit to Americas National Cryptologic Museum From VOA Learning English, this is EXPLORATIONS in Special English. Im Jeri Watson. 这里是美国之音慢速英语探索发现频道。我是Jeri Watson。 And Im Jim Tedder. Today we visit a small m

发表于:2019-01-03 / 阅读(143) / 评论(0) 分类 2018年VOA慢速英语(四)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(119) / 评论(0) 分类 四六级词汇与结构练习

By Jill Moss THIS IS AMERICA -July 29, 2002: National Museum of American History VOICE ONE: The Smithsonian Institution in Washington, D.C. collects, cares for and protects more than one-hundred-forty

发表于:2019-01-04 / 阅读(190) / 评论(0) 分类 This is America

SAN FRANCISCO, Sept. 6 (Xinhua)-- Yahoo on Tuesday fired Chief Executive Officer Carol Bartz and replaced her temporarily with the company's chief financial officer. On behalf of the entire board, I want to thank Carol for her service to Yahoo during

发表于:2019-01-06 / 阅读(148) / 评论(0) 分类 英语新闻

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(五)月

VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with EXPLORATIONS in VOA Special English We begin a series of programs about efforts to keep alive old ways of doing things that are culturally important. Today we tell about a large ou

发表于:2019-01-11 / 阅读(188) / 评论(0) 分类 VOA慢速英语2007年(九)月

A Visit to Americas National Cryptologic Museum From VOA Learning English, this is EXPLORATIONS in Special English. Im Jeri Watson. And Im Jim Tedder. Today we visit a small museum in the American state of Maryland. It is called the National Cryptolo

发表于:2019-01-12 / 阅读(149) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - A Visit to Americas National Cryptologic Museum From VOA Learning English, this is EXPLORATIONS in Special English. Im Jeri Watson. And Im Jim Tedder. Today we visit a small museum in the American state of Maryland. It is called the Na

发表于:2019-01-12 / 阅读(144) / 评论(0) 分类 2013年VOA慢速英语(四)月

Where Do We Come From? 我们来自哪里? Would you like to know where your ancestors came from? British and American scientists may have found answers for you. They have developed a new algorithm to study deoxyribonucleic acid, also known as DNA --

发表于:2019-01-12 / 阅读(172) / 评论(0) 分类 2014年VOA慢速英语(八)月

Young Navajos Study to Save Their Language 年轻的纳瓦霍人拯救他们母语 For part of her life, Sylvia Jackson stopped speaking her native language, Navajo. Like many Native American children, she had little chance to speak her language. We

发表于:2019-01-12 / 阅读(154) / 评论(0) 分类 2015年VOA慢速英语(十)月

Thomas Alva Edison was born on February 11, 1847, on a cold snowy night in Milan, Ohio. His parents, Nancy and Samuel, named him Thomas after his great-uncle and Alva after Captain Alva Bradley, a good friend of his father. The family didnt call him

发表于:2019-01-17 / 阅读(103) / 评论(0) 分类 名人认知系列 Who Was

暂无音频 REMARKS BY THE PRESIDENT ON TAXES Room 350 Dwight D. Eisenhower Executive Office Building 12:02 P.M. EDT THE PRESIDENT: Good morning. I decided not to bring Bo today -- because he stepped on my economic speech yesterday. (Laughter.) Good mo

发表于:2019-01-26 / 阅读(189) / 评论(0) 分类 美国总统每日发言

1. 人行道:(B) Pavement;(A) sidewalk 2. 垃圾: (B) Rubbish;(A)trash 3. 足球:(B)football;(A)soccer 4. 地铁(B)Tube(A)subway 5.饼干:(B)biscuit;(A)cookie 6.糖果:(B)sweets;(A)candy 7.句号:(B)full stop;(A)period 8. 秋天:(B)autu

发表于:2019-02-02 / 阅读(143) / 评论(0) 分类 实用英语

Topics: American Cities: Dallas; conservative Christian/fundamentalist universities; to wear (someone) out; shrink; already Words: convention center trade show barbeque Bible Belt evangelicalism vocal fundamentalist conservative Christian right stric

发表于:2019-02-23 / 阅读(114) / 评论(0) 分类 美语听力 English Cafe
学英语单词
a & r
abbatical
Abros
aerophagy
american power conversion
answerers
antigua i.
aotergan
arctic floral region
argillosus
auxiliary career program
Bashoek
batterium alloy
baw-waw
Bell Laboratory
bestysshe
biliverdinate
breast off
cardiznesthesia
catalytic materials
cattle boat
Central Fracture Zone
centrally-controlleds
chicken lane
Chrysozona
coefficient of skew
compact set
constant hydraulic radius channel
diagraphs
down-weight
EFR
equative case
erigeron oil
exostosis
extension fitting
fluid-pressure
fork-tail
free bearer
garbage cans
Gastrodia R. Br.
Hanch'ǒnch'ǒn
haricot bouillon
hot lahar
hydrolysis of fat
Ikurumi
ILS server
in flight from
information science institute
ischiopodites
Isograptus
Kilian's line
Kompong Chamlang
la mecapaquena (bolivia)
level monitoring
lidely
lime status
manbags
manifest weight
mass production industry
masticatorium
mechanical back to back test
monaster
oleum pini
orientation preferred
pineaux
post-grads
pro-choicers
Punna
quarter-horse racing
reliability in productive systems
samplingreport
scatopsini fuscipes
scion rooted
secondary transmission parameter
Seival
senses of responsibility
shillongs
shortage of inventory taking
side-elevator harvester
signout
silver cadmium alloy
simultaneous sintering-internal threading
smart linkage
Sparisoma
spring lay
stertorous respiration
stored-program numerical control
suspension shelving
testboard
Thomson formula
time-sharing executive
Tissi
tool on-demand
transverse frown lines
two-dimensional stress
vael chop
venturous
vice crimes
wet-sleeve construction
wornness
x-fly
yask