光弹性材料, 光弹材料

[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(450) / 评论(0) 分类 最新版英语听力教程

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 e- 表示出去,外面 elect = e + lect(选择;select) 选出来 v

发表于:2018-12-19 / 阅读(248) / 评论(0) 分类 英语PK台

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(409) / 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(323) / 评论(0) 分类 Scientific American(七)月

affable adj.和蔼的 apologetic adj.歉意的 compromise n.妥协 elastic adj.有弹力的 etiqutte n.礼节 sxplicit adj.清楚的 farewell n.告别 flatter vt.奉承 frugal adj.简朴的 gracious adj.亲切的 hail n.欢呼 hospitality n.好客 in

发表于:2018-12-30 / 阅读(251) / 评论(0) 分类 80天攻克雅思核心词汇

[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(453) / 评论(0) 分类 商务英语分类核心1000词汇

Scientists Extract Soft Tissue from 68-Million-Year-Old Dinosaur Bone 科学家从6千8百万年之久的恐龙骨中提取软组织 U.S. scientists have recovered soft tissue from the bones of a near

发表于:2019-01-03 / 阅读(246) / 评论(0) 分类 VOA2005(上)--环境科学探索

Agriculture Report - Cork: More Than Just a Bottle Stopper New uses are found for this environmentally friendly crop, even as some winemakers change to plastic or metal caps. Transcript of radio broadcast: 19 May 2008 This is the VOA Special English

发表于:2019-01-11 / 阅读(284) / 评论(0) 分类 VOA慢速英语2008年(五)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(358) / 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(336) / 评论(0) 分类 VOA标准英语2014年(七月)

Window Stickers Lead To Stretchy Electronics Engineers would love to embed flexible electronics into things like paper, or surgical gloves or conventional clothing. But the wiring usually gets twisted and damaged. Now MIT researchers have found insp

发表于:2019-01-30 / 阅读(317) / 评论(0) 分类 60秒科学

AGRICULTURE REPORT - Cork: More Than Just a Bottle StopperBy Dana Demange Broadcast: Tuesday, September 12, 2006 This is the VOA Special English Agriculture Report. Cork is a light brown material harv

发表于:2019-01-30 / 阅读(311) / 评论(0) 分类 2006年慢速英语(九)月

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(262) / 评论(0) 分类 英语口语

Lesson 32 Only A Cork 第32课 一块软木 Corks are so cheap and so common, that every child who reads this Lesson can get a cork to handle and to look at. Let us try with a pen-holder to keep a cork down at the bottom of a glass of water. It is ve

发表于:2019-02-13 / 阅读(232) / 评论(0) 分类 英国学生科学读本

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(369) / 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(336) / 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(372) / 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(259) / 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(340) / 评论(0) 分类 雅思英语

601. kneel vi. 跪 602. label n. 标签 603. merchant n. 商人 604. mere a. 仅仅的,只不过的;纯粹的 605. nuisance n. 令人讨厌的东西(或人) 606. numerous a. 众多的,许多的 6

发表于:2019-03-11 / 阅读(356) / 评论(0) 分类 英文语法词汇
学英语单词
absorption enhancer
Alaska cedar
americyl fluoride
answer-back check
antholz
antispeculation
aoristically
Atipi
auditory cortexes
Barzūk
basis of distribution
British look
carex oxyandra
charring layer
chelating polymer
Chemosil
cockade ore
computer animation movie language
consensually
control through market forces
cryotherapia
curved-beam
data input stream
dionysus (ancient greece)
direct acting controller
downends
electrofocusing electrophoresis
ethnic mosaic
evaporative loss control device
expansionism
external influence
foundlings
fractionalising
guidingly
hand priming device
hang dyeing
horse-shoe flame
hyaline cartilages
hyperplasia of prostate
hypoplasia of testis
Input/Output Control System
jorissen
L-hydroxyphenylglycine
least-mean-square-error criterion
leontinis
lignocaines
Malygina, Proliv
manufacturing service
mastheading
McDouall Ra.
metameral
milling process
MK-208
Molokovskiy Rayon
moupinense
muscular atrophy
Neuvilly-en-Argonne
offshore vessel
outer disc
OWelsh
panickier
patianne
pelvitherm
period of element
phoneticizing
physalospora commelinae
Piney River
posterior sacral foramina
pre-writtens
print labeling
PrtScn
push bike
qualies
remind somebody of
remove print titles
reprinters
sandarac
Sangra, Sa.de
SATA port
scaridium longicaudum
see them
Shanagolden
shrunk from
St-Jores
standard simplex
stimulated absorption transition
Swedophile
telegraph communication
Thai Binh, Tinh
thaw pit
three level addressing
translational coordination
transmasculine
underlying document
unstable airfoil
vein of kidney
vein rot
voice-activated