单词:glucopyranose polymer
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Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得 10 到 30 积分的奖励 ! Thank you !
[00:08.14]Lesson 8 [00:10.27]1.Look and read. [00:13.84]This is your art teacher.这是你们的美术老师. [00:17.78]Good morning.早上好. [00:23.79]Now draw a face and two eyes. [00:27.78]现在画一张脸和两只眼睛. [00:29.19]Then draw a
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
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
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
说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v
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
to be led by the nose under your nose 今天我们要讲的习惯用语是和鼻子,也就是和nose这个字有关系的。鼻子是我们的嗅觉工具,也是我们的呼吸器官,是人体的一
今天我们要讲两个由鼻子,也就是nose 这个字组成的俗语。鼻子是我们嗅觉和呼吸的工具,是人体的一个重要组成部份。大概也正因为如此,英语里许多常
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
我们今天要讲的几个习惯用语都带有同一个词: nose。各位早就知道nose是鼻子。它在我们的脸上占了引人注目的中心位置,难怪人们会围绕nose这个词组成了不少习惯用语。今天要讲的第一个是
Our nose is the strangest of all body parts. Its such a funny thing. And where is it? Right on the front of our face. Right in the middle. It would be OK if everyone had exactly the same nose. But we all have a different nose. Some of us have a big n
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
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
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
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
'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
A: Hi, I need to copy something right now. B: Our computer lab on the first floor has a copy machine, sir. A: Great! How much per copy? B: Sir, one copy is ten cents. A: Okay, I'll be down there shortly. B: You probably won't have to wait for anyone,
I Just Need One Copy 我只要复印一份 A young secretary was leaving the office on her lunch break when she found the CEO (Chief Executive Officer) standing in front of a shredder with a piece of paper in hand. 午饭时间,一个年轻的秘书正
今天我们要学的词组是nose dive。 Nose是鼻子, dive是跳水或是俯冲, nosedive指飞机垂直俯冲,The plane nosedived. Nose dive也指价格等猛跌,迅速下降。比如雅虎公司宣布季度盈利下跌60%, 美国媒体报