氧化锌丁香油粘固粉

Lesson 12 Text A What a Mess! Bill Lane has just touched some wet paint. MR FIELD: You mustn't touch the wet paint, Bill. BILL: I'm sorry. I won't do it again. MR FIELD: Try to be more careful in futu

发表于:2018-11-27 / 阅读(245) / 评论(0) 分类 新概念英语青少版

Section A Short Conversation [00:02.98]1. M: How is your classmate Lucy,Mary. [00:07.08]The last time I came to see you. [00:09.01]you were about to take her to the hospital. [00:11.44]W: She came home last week [00:13.40]The operation was very succe

发表于:2018-12-01 / 阅读(205) / 评论(0) 分类 决胜六级英语听力

V@enook.cn Lesson 16 It looks like cement. Professor Boffin wants to bake a cake. I can't find the flour. He looks in the storeroom. Ah!Here's some flour! Look!My cake's ready. It books like cement. If feels like cement. It tastes like cement. Look a

发表于:2018-12-13 / 阅读(131) / 评论(0) 分类 新世纪少儿英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(二)月

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(176) / 评论(0) 分类 英语语法 Grammar Girl

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-02 / 阅读(107) / 评论(0) 分类 60秒科学

By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du

发表于:2019-01-07 / 阅读(182) / 评论(0) 分类 2006年VOA标准英语(一月)

I signed an order last night to BP and about 8:30 eastern daylight time this morning they started pumping cement into the well. They will do that throughout the day. When that is done I'll make sure they have all the cement in place where it needs to

发表于:2019-01-07 / 阅读(81) / 评论(0) 分类 CNN2010年(八)月

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(四)月

LULU GARCIA-NAVARRO, HOST: Jeffrey Eugenides is well-known for his novels. He won the Pulitzer for Middlesex. But his latest work, a collection of short stories, is a departure. JEFFREY EUGENIDES: Short stories are difficult, maddening, little puzzle

发表于:2019-01-16 / 阅读(114) / 评论(0) 分类 2017年NPR美国国家公共电台10月

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 TED演讲教育篇

SCIENCE IN THE NEWS - From A to Zinc: The Story of Vitamins By Nancy Steinbach Broadcast: Tuesday, March 29, 2005 (MUSIC) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special

发表于:2019-01-30 / 阅读(111) / 评论(0) 分类 科技之光

Zinc supplements reduce the average cold by about a day and also make symptoms(症状) less severe, according to the latest findings. There's no cure for the common cold, but there's no shortage of ways to treat the symptoms. For a number of year

发表于:2019-02-05 / 阅读(78) / 评论(0) 分类 英语新闻

Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We

发表于:2019-02-05 / 阅读(133) / 评论(0) 分类 实用英语

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(180) / 评论(0) 分类 VOA标准英语2010年(一月)

By Jessica Berman Washington 13 February 2008 Scientists in the United States say they have developed fabrics that can generate electricity. Researchers say they have harvested enough electricity to power small electronic devices such as an mp3 playe

发表于:2019-02-08 / 阅读(78) / 评论(0) 分类 VOA常速英语2008年(二月)

1. BP officials say they plan to begin forcing cement down the blown-out Gulf oil well today. The company plans to shove cement down from pipes attached to ships a mile above the sea. Yesterday, crews were able to force down the oil with mud. 2. A fe

发表于:2019-02-11 / 阅读(150) / 评论(0) 分类 美联社新闻一分钟2010(八月)

电脑英语--常见硬件篇CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只

发表于:2019-02-15 / 阅读(111) / 评论(0) 分类 天天商务口语

BEIJING, July 17 (Xinhua) -- A senior leader of the Communist Party of China (CPC) on Tuesday said China is willing to cement a strategic partnership with Ukraine. He Guoqiang, a member of the Standing Committee of the Political Bureau of the CPC Cen

发表于:2019-02-18 / 阅读(109) / 评论(0) 分类 英语新闻

发表于:2019-02-25 / 阅读(253) / 评论(0) 分类 考研英语
学英语单词
airplane stabilizer
aldofuranoses
alkaline earth family
allochthonous block
alloisomerism(stereoisommerism)
altimetric valve
analytically thin set
angelov
area array sensor
aromatic vinegar
autographa california
automatic scanning control unit
azimuth tracker
bicornous
bid and asked
bougainvilleins
branham sign
brass syringe
broth
caviling
Cetiprin
Christian dogma
clearing from buoy
comorado
custiss
darkorchid
descending velocity of dust
Deuterophlebiidae
dicrotal
dispropriate
durazo
economic independence
efficient state descriptors
ego-involved
eragrostis tefs
ferroelecricity
filechecker
film of rust
forjudged
Four Horsemen
free-soil
Goombalie
handcuff
hartstons
helicopter muffler
helminthosporoid
hootin
impatiens furcillata hemsl.
injury of orbit
isovol
keep time
kobayashi
Landau-Ginzberg
logical access path network
long grain rice
love-lies-a-bleeding
lymphocyte cytotoxicity test
machilus ichangensis rehd. et wils
merls
Merweville
mixed highs signal
multichannel receiver
need I say more
okinawa
ombre silk
one charming night
orange stick
paint by numbers
palama
partnership money
paternal cell
phaeohemins
plexus venosus mammillae
polywell
preparation phase
prevalidated
put someone into a huff
raise capital by floating shares
re-fused
re-tendering
relevent indication
ripple rejection
sandy equipment
sanyu
Scarisbrick
self-presentational
Septoria digitalis
sheave of ring
skua
superior trunk
teletypewriter service
terminal type
thyristor-controlled motor
toohey
tuberculoser vaccine
unplacated
Valsalvas
weld on
wetiko
wetted cross-section
whoote
wide-watered