代用材料

[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [

发表于:2018-12-03 / 阅读(143) / 评论(0) 分类 最新版英语听力教程

By Nancy Steinbach HEALTH REPORT -May 8, 2002: Hormone Replacement Questioned This is the VOA Special English Health Report. An international team of health experts says there is no scientific evidenc

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 健康与环境

Broadcast: June 11, 2003 By Nancy Steinbach This is the VOA Special English Health Report. New research has found another danger of hormone replacement therapy1. The therapy studied involved the hormo

发表于:2018-12-07 / 阅读(121) / 评论(0) 分类 VOA2003(上)-国际经纬

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. After water, tea is the world's most popular drink. Now three New York City high school students have discovered what maybe a bruing scandal because th

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(七)月

[00:03.81]bottom line :结余;结算 [00:05.82]bundle :n.搭售商品 [00:07.49]convention :n.(专业)展览会 [00:09.37]demonstration :n.展示 [00:11.46]entrance :n.入口 [00:13.29]go with :选择;决定采用 [00:15.17]high traffic :a.高流量

发表于:2018-12-31 / 阅读(212) / 评论(0) 分类 商务英语分类核心1000词汇

HEALTH REPORT-July 24, 2002: Hormone Replacement Therapy Study Halted By Nancy Steinbach This is the VOA Special English Health Report. American government researchers have halted a national women’s

发表于:2019-01-09 / 阅读(139) / 评论(0) 分类 健康与环境

HEALTH REPORT - Hormone Replacement Therapy Linked to Blood Clots By Cynthia Kirk Broadcast: Wednesday, October 13, 2004 This is Gwen Outen with the VOA Special English Health Report. American researc

发表于:2019-01-09 / 阅读(120) / 评论(0) 分类 健康与经济

Various stages of cartilage growth on scaffold. The final image on the right shows naturally forming cartilage for comparison. These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it m

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2010年(八)月

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(129) / 评论(0) 分类 VOA标准英语2014年(二月)

Scientists Create Blackest Material Ever Of all the black things in the universe only the infamous black holes are so black that not even a tiny amount of light can bounce back. But scientists have managed to create material almost as black, and it h

发表于:2019-01-14 / 阅读(125) / 评论(0) 分类 VOA标准英语2014年(七月)

DAVID GREENE, HOST: So Republicans in Congress are moving ahead with efforts to repeal the Affordable Care Act. They've said that's a priority. But there's a new poll suggesting that their constituents might not be as eager as they are to see the law

发表于:2019-01-16 / 阅读(96) / 评论(0) 分类 2017年NPR美国国家公共电台1月

今天我们要学的词是replacement。 Replacement, 意思是替代,替补。The coach chose Jimmy as the replacement for the injured quarterback, 教练选择Jimmy代替受伤的四分位。The basketball player just had a knee replacement surg

发表于:2019-02-06 / 阅读(87) / 评论(0) 分类 英语每日一词

今天我们要学的词是replacement。 Replacement, 意思是替代,替补。The coach chose Jimmy as the replacement for the injured quarterback, 教练选择Jimmy代替受伤的四分位。The basketball player just had a knee replacement surg

发表于:2019-02-06 / 阅读(84) / 评论(0) 分类 英语单词荟萃

白骨精 female office elite 拜金女 money-worship girl; material girl 败犬女 loser dog 大姐大 alpha woman 干物女 dry fish; dull and listless woman 乖乖女 well-behaved girl; obedient girl 虎妈 tiger mother 姐(姐只是个传说中的

发表于:2019-02-07 / 阅读(80) / 评论(0) 分类 英语口语

有关于外贸跟单英语口语60句 1.whats the size?多大尺寸? 90x90 (ninety by ninety)九十乘九十。 2.whats the cmb? 体积多大? 0.07m3 (zero point zero seven cube meter) 0.07立方米。 3.whats the best/last price? 最低价是

发表于:2019-02-15 / 阅读(125) / 评论(0) 分类 天天商务口语

The APP, 'zenkr', allows students to participate in class, not through a show of hands, but by communicating through their smartphones. Users scan a QR code projected on screens with their smartphones or other devices and then answer questions. The r

发表于:2019-02-17 / 阅读(131) / 评论(0) 分类 英语新闻

19.At least 1 CTN. 至少一箱/件。 20.Theres minimum quantity.有最小起订量。 21.Can they be mixed?可以混装吗? 22.Mixed packing.混装。 23.Just a moment. Let me check.稍等,让我查一下。 24.Same price/size. 一样的价格

发表于:2019-02-19 / 阅读(130) / 评论(0) 分类 实用英语

文本: H: Come in. A: Doing your homework? H: Yeah. What's up? A: I was just reading some material on this truth up day. Figure if I'm going to supervise, I... H: You really don't have to go. I mean, it sounds pathetic. A: No, I want to go. I need

发表于:2019-02-23 / 阅读(86) / 评论(0) 分类 跟着美剧练发音

雾霾 haze; 烟雾 smog; 空气污染指数 air pollution index; 橙色预警 orange alert; 悬浮颗粒物 airborne particulate matter; 可吸入颗粒物 inhalable particle; 有毒物质 toxic substance; 空气质量检测 air quality monitoring; 实

发表于:2019-02-26 / 阅读(134) / 评论(0) 分类 雅思英语
学英语单词
ability to bear
accountant and secretary
acne ephebica
ad-heavy
alloimmunity
anisotropic membrane
audit by test
Ayakawa
background reaction
barrier reefs
black Book of the Admiralty
broad-leaved montias
burner box
business goodwill
CAEV
call somebody back
carnallite chlorinator
casques
cavation
channel of communication
collisionally conserved quantity
command secret sending
conditional assembly processing
Corydalis geocarpa
corynebacterium sepedonicum (spiek . et kotth. skap et bunk )
counterstrikes
delay tracking
delitescency movement
dilo
dropping away
Edgeφya
EREQ
excise fee of permit
extrachance
failure
fasten/loosen
free ultrafilter
free-moving traffic
gapless rail
garden-path
gas-bending stress
grant an audience to
have neither bite nor sup
hog jaw
hyperbaric oxygen therapy
increased cost of construction insurance
increased vascular permeability
inferior to
initial enrichment factor
integrated appliations package
interruption period
Kiyotsu-gawa
leafbearing
level pillar
levy of capital
low frequency amplifier
Magalhães, Espigão do
malesterile
matt black
membranous croup
Mulliken, Robert Sanderson
multi-period
mundil
neighbo(u)ring vertices
neocancilla clathrus
no fuse switch
nonillness
Osburger Hochwald
panunzio
parts of books
per-search
polyp of rectum
prepuberal
rampin
receiver field-of-view selector
revere
riding anchor
root element
sarcoadenomata
sex-stereotyping
sham plea
shopways
shrewards
shweliense
side elevator
simplex remote communication
smiddy
smoke cloud
Somain
statically determinate bridge structure
Stewartia rubiginosa
subject-matter of contract
synopsizing
Talalayivka
tera-candela
thin white
time resolved spectroscopy
union republic
uranometric
vertically
wellston
yahayas