[化] 缩聚物; 缩合聚合物

Hana can hear the voices in the English patients room and stands in the hall trying to catch what they are saying.( How is it? Wonderful! Now its my turn. Ahh! Splendid, splendid. This is the greatest of inventions. A remarkable find, young man. )Whe

发表于:2018-12-02 / 阅读(209) / 评论(0) 分类 有声英语文学名著

For some years I lived in the desert. The English patient says, I learned everything I knew there. Everything that ever happened to me that was important happened in the desert. He smiles at Hana. One feeds me morphine. One feeds me condensed milk. W

发表于:2018-12-02 / 阅读(261) / 评论(0) 分类 有声英语文学名著

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(203) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(192) / 评论(0) 分类 60秒科学

ENVIRONMENT REPORT – May 24, 2002: Less Gas from Farm Animals By George Grow This is the VOA Special English Environment Report. Scientists in New Zealand have found a way to reduce methane gases re

发表于:2019-01-07 / 阅读(152) / 评论(0) 分类 健康与环境

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(246) / 评论(0) 分类 Scientific American(九)月

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(188) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(241) / 评论(0) 分类 Scientific American(四)月

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(151) / 评论(0) 分类 2016年VOA慢速英语(九)月

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(273) / 评论(0) 分类 VOA标准英语2016年(二月)

Senem: Hey, Shawn, I heard that you are really good at making key lime pie. Shawn: Key lime pie, that's my special recipe. I just can't give that out to anybody. Senem: Yes, you can. Please. I really want to make it tonight. Please tell me. Shawn: Wh

发表于:2019-01-20 / 阅读(193) / 评论(0) 分类 原版英语对话1000个

Akane: Hey, Ruth, how are you at cooking? Are you any good? Ruth: Not really if I'm honest. Akane: Oh, OK. Well, is there a one recipe that you know how cook really well? Ruth: There is actually. It's chocolate cheesecake. Akane: Wow! That sounds rea

发表于:2019-01-30 / 阅读(163) / 评论(0) 分类 英语访谈对话

Akane: Hey, Ruth. Ruth: Hi, Akane. Akane: So, um, how big is your immediate family? Ruth: Ah, there are four of us. Akane: Four people, OK. Whose in it? Ruth: Not big really. Well, there's my mum and my dad and my older brother and then there's me. A

发表于:2019-02-07 / 阅读(148) / 评论(0) 分类 原版英语对话1000个

What is Air? 空气 D: Strictly speaking, air is mostly nitrogenabout seventy-eight percent, and about twenty-one percent oxygen, which leaves about one percent of other stuff, like water vapor and carbon dioxide. Y: So air is mostly empty space? D:

发表于:2019-02-16 / 阅读(168) / 评论(0) 分类 英语听力文摘 English Digest

Senem: Hey, Shawn, I heard that you are really good at making key lime pie. Shawn: Key lime pie, that's my special recipe. I just can't give that out to anybody. Senem: Yes, you can. Please. I really want to make it tonight. Please tell me. Shawn: Wh

发表于:2019-02-17 / 阅读(201) / 评论(0) 分类 英语访谈对话

How Clouds Float 形成云彩的暖湿上升气流使得云彩能够漂浮在空中。一片普通云彩的含水量约为200只成年公象的体重之和。但云彩中的水分被分解为细微的水滴和冰晶,因而不会倾盆而下。即使是

发表于:2019-02-24 / 阅读(167) / 评论(0) 分类 英语听力文摘 English Digest

I was only alive to the condensed confidential comfortableness of sharing a pipe and a blanket with a real friend. 我的兴趣完全集中在跟一个知心朋友共吸一支烟斗。共盖一条毯子的这种精诚的舒适上了。 With our shagg

发表于:2019-02-25 / 阅读(193) / 评论(0) 分类 白鲸记
学英语单词
agamomonoecy
all the year
aluminium ingot
Aryanizing
asparaguses
av-test
bannell
Baron Friedrich Wilhelm Ludolf Gerhard Augustin von Steuben
bi-racial
bockey
bon camarade
boong
buy-and-hold
capillary support
cauliflowers
cluster spring
coil-diode
complexity graph
concentration coefficient
consumption map
conve
debbasches
depositing substrate
donor-cell method
draw like a magnet
Eagle Grove
eau minerale
evidentials
file protect ring
Gauss postitions
Grande, Ar.
halicmetus reticulatus
heptacosanoic
Hippidea
hydro-electric engineering
hygrothermostat
idioglossia
idloadaptation
intrinsic birefringence
irect release
isopedine
joint construction
Khorixas
kincannon
Kuengskiy Khrebet
labsystem
lipochromemia
logoclonic
lumany
male sterile
MANAES
map face
Mene de Mauroa
middle-wave
nanomodification
non-stop operation
nondisciplined
oilcolours
onania
orbicom
overprocessed
oxyethylamine
Pakouabo
palaeontological correlation
phoenicoxanthin
prenodal
present at court
psychic dysuria
rifters
right-angled system
Riviere's potion
rush down
sesquipedalian
Shipowners Claims Bureau
side and deck port
silver antimonide
single generation strain
sobibor
solid fuel heterogeneous reactor
solid-state sintering
steepest descent
still-born child
sub-commission
surface condition factor
Syringa sweginzowii
taggable
tail warning radar
Tannock
thymotic anhydride
tilited face connector
tioctidasi
toponymics
touchboards
tresk
tretoconidium
Trustwave
vast population and limited farmland
ventriculoatrial
verdha
walms
work of joint authorship
yard management