un. 锅炉水循环系统

美国有线新闻 CNN 埃博拉病毒

Is Ebola airborne? 埃博拉可以通过空气传播吗? The answer is no, its not. But today, I want to take just a couple of minutes and show you why not. I think youre going to find this really interesting. 答案是否定的。但是今天，我想

发表于:2018-12-02 / 阅读(84) / 评论(0)

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Our computer files arent like they used to be. These days a short HD video can be over a gigabyte in size. That's huge. The problem is that the bigger they are, the harder they are to share. Thankfully, we have options that make sharing big files ove

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Although he is one of China's most famous scientists, Yuan Longping considers himself a farmer, for he works the land to do his research. Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers

发表于:2018-12-12 / 阅读(127) / 评论(0)

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The Norwegian people catch herring in nets, then they salt, smoke, or dry them to make sure they will keep almost forever without spoiling. 挪威人用网打捞鲱鱼，然后，用盐腌制、用烟熏制、或晒干风干，用各种方法保存鲱鱼

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人教高中英语高二上UNIT8-1

I couldn't believe my eyes! The car was upside down and the driver was bleeding and screaming. One of the passengers was on the ground. It looked as if she were dead. If I had known more about giving first aid, I could have helped them. People who ha

发表于:2018-12-29 / 阅读(72) / 评论(0)

人教高中英语高二

职场真的需要天天加班吗

职场就是这般的不讲道理，你以为你的加班会被领导认可，但没准儿领导还以为你在利用公司的资源做私活Nowadays things aren't going smooth. College graduates are having a hard time finding jobs as there are too f

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关于虚拟语气

A.非真实条件句 (if引导); That is no doubt that if she had not lost her rudder she would have won the race easily. B. 建议、命令类从句(should); he always insisted that it should be written out in full. C. Wish等特殊词汇引导的从句

发表于:2019-01-14 / 阅读(79) / 评论(0)

英文语法词汇

Potboiler: 粗制滥造的作品

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发表于:2019-01-16 / 阅读(52) / 评论(0)

英语口语

美国国家公共电台 NPR Woman Returns To Her Slave Cabin Childhood Home In The Smithsonian

ARI SHAPIRO, HOST: The National Museum of African-American History and Culture here in Washington has many artifacts connected to slavery. For one woman, visiting the museum this week was a literal homecoming. Isabell Meggett Lucas was born and raise

发表于:2019-01-17 / 阅读(54) / 评论(0)

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小心搬运 Handle with car 此面朝上 This side up 请勿抛掷 Don't throw down 易腐物品 Perishable goods 请勿平放 Not to be laid flat 请勿用钩 No hooks 保持冷藏 Keep cool, Keep in cool place 避免日光直射 Keep out of the di

发表于:2019-01-17 / 阅读(80) / 评论(0)

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美国有线新闻 CNN 埃博拉不会通过空气传播

发表于:2019-01-19 / 阅读(73) / 评论(0)

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The more you know about the various heating systems that are available on the market today, the better able you will be to choose the best one for your home. Obviously, your main goal (besides being comfortable), is to have a heating and air conditio

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Science and technology 科学技术 Solar energy 太阳能 Flower power 花朵的能量 In matters of clever design, nature has often got there first 若论巧夺天工，自然常常更胜一筹 A virtuous spiral 上面的螺纹看似简单，实际有

发表于:2019-02-06 / 阅读(74) / 评论(0)

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法国巴黎最大的公共住房项目近日宣布将利用地铁中乘客身体释放出来的热量为市中心的一个公共住房项目供暖。据悉，该项目是基于地热技术研发的，地铁和供暖建筑物通过一个楼梯连接。

发表于:2019-02-07 / 阅读(72) / 评论(0)

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英国学生科学读本第35期:蒸汽往上冒(2)

There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th

发表于:2019-02-07 / 阅读(133) / 评论(0)

英国学生科学读本

Personal Productivity in the 21st Century

Personal Productivity in the 21st Century What does it mean to be productive? The gurus have given us a few ideas it means to get things done, to be highly effective, to know who it was, exactly, who moved your cheese. What things, effective at what,

发表于:2019-02-13 / 阅读(93) / 评论(0)

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英国石油公司工作服万圣节热销

An oil-splattered BP（英国石油公司） engineer's boiler suit has become one of the most successful Halloween costumes in the United States. More than 10,000 of the outfits have been sold in the approach to this year's October 31 holiday, which

发表于:2019-02-17 / 阅读(95) / 评论(0)

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作文题目：题目要求： Shopping through Media 1. 目前许多人通过媒体购物 2. 媒体购物有利有弊 3. 我的看法 2015年12月英语四级作文范文:媒体购物参考范文： Shopping through Media With the development of s

发表于:2019-02-17 / 阅读(89) / 评论(0)

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Today we meet the English word folly, and we visit a strange old building and an art exhibition. Lets start with the word folly. I guess you know what foolish means. If someone is foolish, he or she does stupid or unwise things. We can call such a pe

发表于:2019-02-19 / 阅读(78) / 评论(0)

听播客学英语

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At one time it was believed that heat was a liquid. Sure, that sounds kind of crazy, but if you think for a second, you might see why. Suppose you have an object thats very hot say a metal spoon thats been sitting in hot coffee. Pick it up and you ca

发表于:2019-02-23 / 阅读(66) / 评论(0)

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