纤维素基聚硅酸纤维

Decoding The Matrix Carrie-Anne Moss (“Trinity”) : It’s very rare that you actually get to 1) merge what you do with what you believe in. The Matrix: we had a life changing experience making it

发表于:2018-11-28 / 阅读(264) / 评论(0) 分类 疯狂英语2003年

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(308) / 评论(0) 分类 (科普英语)Earth and Sky

HEALTH REPORT — April 10, 2002: Treating Osteoporosis By Nancy Steinbach This is the VOA Special English Health Report. Medical researchers say they may have found a new effective treatment for the

发表于:2018-12-07 / 阅读(115) / 评论(0) 分类 健康与环境

This is scientific American sixty seconds science. I am Amy Kraft. Got a minute? Sweat potatoes contains fiber, vitamin A and calcium, but the way that scientists think they can make them even more healthful is literally shocking. Researchers found t

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(八)月

Popcorn Makes A Perfect, Healthy Snack Dear A Moment of Science, I love to snack, but I also want to lose weight. The problem is, I really hate vegetables and fruit, at least as snack foods. I want something with a little salt, a little crunch. So ar

发表于:2018-12-31 / 阅读(112) / 评论(0) 分类 英语听力文摘 English Digest

Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik

发表于:2018-12-31 / 阅读(140) / 评论(0) 分类 英语听力文摘 English Digest

What Makes Windshield Glass So Tough? We tend to think of glass as fragilebut in fact, glass is pretty strong stuff. A flawless fiber of glass pulled lengthwise is five times stronger than steel! Although glass is quite strong, its also very brittlea

发表于:2018-12-31 / 阅读(134) / 评论(0) 分类 英语听力文摘 English Digest

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(346) / 评论(0) 分类 知性英语

APPLES 苹果 Apples contain high amounts of fiber and natural sugars that breakdown slowly in the body, releasing a steady stream of glucose into the bloodstream and providing the body with a consistent source of energy. Research showed that apples

发表于:2019-01-03 / 阅读(181) / 评论(0) 分类 实用英语

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. So check this out: Hi my name is Adi Rajagopalan, I'm going on 18 in a few days, and my project was Modelling Synergistic Cellulolytic-Hemicellulol

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 Scientific American(三)月

肌肉生而不等 Don:Its not fair! Yal: Whats not fair? D: I was rereading the Constitution of the United States. It says here that All people are created equal.Thats just not true! Y:What do you mean? D: Well, its always being my dream to become t

发表于:2019-02-16 / 阅读(136) / 评论(0) 分类 英语听力文摘 English Digest

I love to eat sweets--candy, cookies, caramel apples--- everything. But I don't like getting cavities. Is there a way to eat lots of sugar without ruining your teeth? D: Interesting question. First, let's assume that you're not going to cut out sweet

发表于:2019-02-16 / 阅读(124) / 评论(0) 分类 英语听力文摘 English Digest

1. Matrix 母体;基础 这个单词由拉丁语母亲(mater)演变而来。matrix起初的含义是子宫(现已过时)。它现在通常指事物发展或形成的环境或一系列条件。 2. Metropolis 大都市 在古希腊,metropol

发表于:2019-02-18 / 阅读(172) / 评论(0) 分类 英语美文

八种食物 你的胃伤不起 从理论上讲,人们应该可以消化放到嘴里的任何类型的食物。但是食物处理和加工方式的变化(如油炸)以及生活方式的变化(如久坐不动)意味着我们的胃并不总能很好地

发表于:2019-02-18 / 阅读(190) / 评论(0) 分类 实用英语

台湾籍旅美老师今天交给我们的句子是: Watch and outline your answer before you go in and so that you can answer clearly, concisely and with confidence. 在你进去面试之前,先练习概述答案,这样你才可以有回答地清

发表于:2019-02-21 / 阅读(149) / 评论(0) 分类 留美老师带你每日说英文

The Cleaning Power of Soft Drinks! 饮料的神奇清洁能力 Lets begin with a cleaning tip: If you have some tarnished or corroded brass that you want to clean, an old brass candlestick for example, you can use Coca-Cola, or any other cola soft dr

发表于:2019-02-24 / 阅读(136) / 评论(0) 分类 英语听力文摘 English Digest

How Cells Get Around 漫步的细胞 A major reason why many cancers are so dangerous is that they metastasize . This means that instead of staying in one place, the cancer cells migrate from their original site to other parts of the body. No wonder

发表于:2019-02-24 / 阅读(122) / 评论(0) 分类 英语听力文摘 English Digest

Silk 蚕丝 Silk is the strongest natural fiber in the world, as far as we know. Scientists long to understand just how exactly the silkworm manages the process of silk weaving, so they can replicate the process in order to manufacture such things as

发表于:2019-02-24 / 阅读(127) / 评论(0) 分类 英语听力文摘 English Digest

Getting Rid Of Cavities 牙痛是继续忍受还是提前做好防护?爱护牙齿,每天的必修课。 M:Sorry,I'm late.I was brushing my teeth. W:Brushing your teeth?Right before 'A Moment Of Science'? Why? M:I'm trying to get rid of a cavity. W

发表于:2019-02-24 / 阅读(174) / 评论(0) 分类 英语听力文摘 English Digest

Acid Water Yal: What are you doing outside, Don? It's about to rain. Don: I'm setting out bottles. Y: I can see that. But why? D: For my new business venture. Bottled rainwater! Y: As in living plastic bottles out in the rain and then selling them as

发表于:2019-03-09 / 阅读(365) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
aegyptiacus
African mole criket
AM-DSB (amplitude modulation,double sideband)
andesitic basalt
answer interval
arckhal
Arequipite
asset-utilization ratios
auto list members
Bachelor Wash
bandwidths
Betafectin
bite the thumb s at someone
Bleasdale
Bloomsbury set
Bokaro
Brillat-Savarin, Anthelme
bruman
cameco
carrier isolating choke coil
chagan
chlorothen citrate
chronological records
comparing character string
control subsystem
convoluted portion of distal convoluted tubule
darkrooms
denarcotizing
deuteranormaly
direct-writing oscillograph
draw closer together
dummy ammunition
duo-tetrode
ephetonin
epistolarians
fiber-optic connector
funnel shapes
fused solenoid power circuit
gas-pipe muffler
genus pseudoryxes
gluco amylase
growing automaton
hark
hiding place
House of Chiefs
hypothromboplastinemia
ICESat
imy
international corporate public relation
jordon
Journiac
landells
lawyered
lipglosses
m'ba
magnetically ageing
manure and water premixed application
marcesent
marketeers
misyield
Oldemarkt
onoclea sensibiliss
piezocontrol
plenoptic
pohles
post-keynesian economics
reconfigurable computer system
rectal vein
reengineer
RIR
rotary impeller
saprozoic nutrition
seatage
shipping kilometre
slope discriminator
strip-teases
structuralseries
Sulfacet
thrifty colon
tin-openers
title name
to cast
top front sheet
tracing of the power
trestle crane
Turkify
tutours
udults
undoughty
unwlap
up till
viewed
violation of protection
viscin
vitreous solid
VU (volume unit)
wajcmen
weld period
X, x
X-linked dominant inheritance
yack away
zitty