单词：electron zero-checker
单词：electron zero-checker 相关文章
Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history
2007年NPR美国国家公共电台
In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo
英文杂志-Magazine
Delbert figured the bill would be a little over $15. He had bought seven Hersheys Special Dark 5-ounce chocolate bars. They were on sale, reduced from $1.49 to $1 each. He had studied the various deals on toilet paper. You need a calculator to figure
365个英语简短小故事
This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin
Scientific American(九)月
Let's learn how to play the game of checkers. Two players choose one color of the round disks known as checkers. In this particular game, the checkers are red and black. There are 12 black checkers and 12 red checkers. The checker board consists of 6
中级类英语听力
Rod was a manager at House Depot. He worked about 50 hours a week. He loved his job, although the extra hours cut into the time he could spend with his three little girls. One morning he was supposed to go home at 7 a.m. Instead, he stayed on to help
365个英语简短小故事
Eye halve a spelling checkerIt came with my pea sea.In this poem some words have been substituted by homophones - words with the same sound but different spelling. It proves that computer spelling checkers are not infallible! Eye Halve a Spelling Che
原版英文故事与诗歌
Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺
2017年VOA慢速英语(十)月
International Trademark Laws Vital to Global Businesses Companies go to great lengths to protect their trademarks and logos. A recent conference by the United States Patent and Trademark Office (USPTO) highlighted the importance and the difficulty of
VOA标准英语2011年(十月)
A: How much do you think that I should ask for my house? B: Well, there are a lot of factors involved in setting an asking price. A: What do you look at when setting an asking price? B: We need to look at the selling prices for similar homes in the a
卖房英语情景对话
[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el
闭着眼睛飘单词 四级词汇
But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a
TED演讲教育篇
On Alternate Earth, there are Stripers and Checkers. The Stripers have stripes. The Checkers have checks. Stripers and Checkers with only two colors are rich and powerful. Those with fifty colors are the middle class. Those with 100 colors are often
英文短篇故事（纽约）
Two weeks later, Brian bought a sturdy wooden stick. He took it into Gristedes. He bought his groceries. The checker put them in four double plastic bags. He took the stick and the four heavy bags outside. He put the bags on the sidewalk. He put two
原版英语小短文
Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom
万物简史
The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen
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