热材料,隔热材料

[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(193) / 评论(0) 分类 最新版英语听力教程

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 Scientific American(三)月

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(197) / 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(154) / 评论(0) 分类 Scientific American(七)月

MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in

发表于:2018-12-29 / 阅读(209) / 评论(0) 分类 人教高中英语高二

[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(243) / 评论(0) 分类 商务英语分类核心1000词汇

Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon.As it had neither wings nor an engine,I was amazed and asked him how his machine could fly.The secret lay

发表于:2019-01-09 / 阅读(318) / 评论(0) 分类 高中英语听力人教版第二册

This is the VOA Special English Education Report. No one likes to make mistakes. But a new study says organizations learn more from their failures than their successes, and keep that knowledge longer. One of the researchers was Vinit Desai, an assist

发表于:2019-01-12 / 阅读(151) / 评论(0) 分类 2010年VOA慢速英语(九)月

High-Tech Material Cools Buildings, Sends Heat Into Space 高新技术材料给建筑降温,将热量送入太空 Researchers at Stanford University have developed a new material that can move heat out of buildings and into space. The researchers say

发表于:2019-01-12 / 阅读(135) / 评论(0) 分类 2014年VOA慢速英语(十二)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(163) / 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(162) / 评论(0) 分类 VOA标准英语2014年(七月)

You may be interested in a copy of our current price list for straw products. Here is a price-list together with a booklet illustrating our products. Our products are very popular because of the natural material, their artistic designs and the fine w

发表于:2019-01-21 / 阅读(133) / 评论(0) 分类 天天商务口语

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(184) / 评论(0) 分类 科技之光

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(115) / 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(162) / 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(165) / 评论(0) 分类 英语新闻

Today, the Minister of Finance, Bill English, read the Budget in Parliament. The Budget is a plan of how much money the government has and how the government will spend it. For the last few weeks, Bill English has told us some of the things that woul

发表于:2019-02-17 / 阅读(128) / 评论(0) 分类 新西兰英语

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(161) / 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(114) / 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(156) / 评论(0) 分类 雅思英语
学英语单词
action time
adrenal cyst
agricultural technique level
angle of phase lag
audiogravic illusion
bank hours
beri
bicharacteristic curve
blasius flow
botulotoxin
brain-derived neurotrophic factor
brigose
calabasa
cantilever mast
coding techniques
collagen injection
communications industry
cone-like
cosmic particle
craniotonoscopy
data encryption algorithm
debt-holders
decentalisations
deeply-felts
Egyptian pyramid
electro-optical X-ray image intensifier
electrode siccation
endoferment
environment-
estridge
ethyl tert.-butyl ether
evins
face template
fixed pipeline system
flammability point
Gifu
Gomphostemma
hard intensity
Harvard comma
hothams
humidity chamber
imagina
implement policy
instar larvae
jewge
judicial sales
keep wicket
komamycin
Letche
liquid-solids handling pump
megastome
metaacid
n-dimensional paracompact
n.m.r.
needle machine
network of triangle
new song
nitrogen cylinder
nonsensational
oil-canning
optical-mechanical projection stereoplotter
orthoperiodic acid
pantoner
part detection
phenyl salicylates
phytoextracting
pixel clock
post-cubital
Premna ligustroides
pressure-welding
primary low
primipotent
principle of effective nationality
pyro-hydrometallurgical method
Renninger effect
repeoples
replacement costs
retrovitreal
Rules for Offshore Structure
saamic
sea necklace
secondary aluminum
signal maintenance
sleepy dust
slewing handwheel
specularite
sporadic simple group
stamping defect
Taira Masamori
telephone bills
the land registry
theory of real numbers
tongue-and-groove
trade-unionists
turn your hand to sth
validity of prediction
vapor air mixture
verbij
wening
wetties
zebra-striped
zener peak