多次循环干燥窑

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(154) / 评论(0)

CNN美国有线新闻2018年6月

The Worst Christmas Jobs 圣诞特辑 6

Here is a Christmas riddle for you: what's the connection between Jane Austen, Christmas dinner and Northern Ireland? Well by the 18th century, the Georgians had developed their own refined and tastef

发表于:2018-12-07 / 阅读(184) / 评论(0)

圣诞特辑

豆知识 2011-05-15&05-21 比特风暴

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

发表于:2018-12-11 / 阅读(116) / 评论(0)

英语解说豆知识2011年

普通高中课程标准实验教科书英语必修4 Unit 2 Working the land

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(181) / 评论(0)

高中一年级英语

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(130) / 评论(0)

人教高中英语高二

9-9 猫和人

Cats and Man Cats struck a bargain with 1 man about 5,000 years ago when he shifted from a nomadic 2 to an agrarian 3 society. As man began to farm, he stored grain. The grain attracted rodents 4 , wh

发表于:2018-12-30 / 阅读(199) / 评论(0)

英语沙龙2004全年合辑下

美国习惯用语: Lesson 236 - high and dry / dry up

我们再来给大家介绍两个以dry这个字为主的习惯用语。第一个是：High and dry. High就是高，dry 就是干。要是一个人处于high and dry的局面，那他就是面临难以

发表于:2019-01-07 / 阅读(239) / 评论(0)

美国习惯用语

英语说唱:Dry your eyes BABY别哭~

Dry your eyes BABY别哭~ 演唱者：3rd Storee 英文歌词 Girl there's something that's telling me That you're in need of company And you need it now So I'm willing to comfort you For all, all the pain that you're going through So baby don't... 3

发表于:2019-01-10 / 阅读(196) / 评论(0)

英语说唱歌曲

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(146) / 评论(0)

CNN美国有线新闻2018年5月

PBS高端访谈:为什么爱荷华的禽流感爆发的如此猛烈?

HARI SREENIVASAN: As we reported yesterday, the nation's largest egg-producing state, Iowa, has declared a state of emergency following a major outbreak of the avian flu. Millions of chickens and turkeys there and in Wisconsin and Minnesota have been

发表于:2019-01-27 / 阅读(114) / 评论(0)

PBS访谈健康系列

学个词Learn a Word 第1377期　dry up

今天我们要学的词是dry up。 Dry up, 意思是耗尽，用光。今年年初开始的阿拉伯革命目前的焦点集中在叙利亚，随着西方国家的制裁，As cash starts to dry up, more Syrians see that the current regime is not su

发表于:2019-01-30 / 阅读(149) / 评论(0)

英语单词荟萃

美国习惯用语: Lesson 235 - Dry run / Cut and dried

在这次节目里，我们要给大家讲两个以dry这个字为主的习惯用语。Dry就是：干，也就是干和湿的干。我们首先要讲的一个习惯用语是：Dry run. Dry是干，ru

发表于:2019-01-30 / 阅读(228) / 评论(0)

美国习惯用语

水泥英文单词

水泥英文单词矿渣水泥slag cement 硅酸盐水泥portland cement 主导产品leading product 年产量annual output 基准reference 体系system 完全燃烧complete combustion 不完全燃烧incomplete combustion 机械不完全燃烧mechanical incomplete combustion 化学不完全燃烧

发表于:2019-02-07 / 阅读(228) / 评论(0)

英文语法词汇

英语新闻视频：俄罗斯的艺术工艺品中心

Although there are many handicraft centers in Russia, only one town can be called its capital. About five hundred kilometers to the east of Moscow, the town of Semenov is renowned for producing khokhloma --- a very special style of Russian wood paint

发表于:2019-02-08 / 阅读(188) / 评论(0)

英语新闻视频

英国学生科学读本第43期:一块粘土(2)

What has become of the water? Dry clay is full of tiny pores, and it has sucked up the water into its pores. 水上哪儿去了？干燥的粘土满是细小的孔洞，把水都吸到孔洞里去了。 Now let us mould our lump of soft clay into the

发表于:2019-02-13 / 阅读(141) / 评论(0)

英国学生科学读本

英国学生科学读本第44期:砖是怎么做出来的(2)

In hot countries bricks are often used which have simply been dried in the sun in this way. But these sun-dried bricks will not stand much rain: the water soaks into them, and they once more become lumps of soft clay. 在炎热的地区，以前经常把

发表于:2019-02-13 / 阅读(123) / 评论(0)

英国学生科学读本

常考的托福阅读题材

托福阅读中涉及到很多不同的新托福阅读题材，在复习托福考试时，Delta是很多考生的备考资料。而且其中部分出现的题材也很有可能出现在托福实战中。下面小编就搜集整理了常考的托福阅读

发表于:2019-02-13 / 阅读(141) / 评论(0)

托福英语

2015年12月英语四级作文范文:媒体购物

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(155) / 评论(0)

四六级写作指导

【英语时差8,16】热到底是什么？-上

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(116) / 评论(0)

英语时差8，16

双语有声阅读：陶器

Pottery Ancient people made clay pottery because they needed it for their survival. They used the pots they made for cooking, storing food, and carrying things from place to place. Pottery was so important to early cultures that scientists now study

发表于:2019-02-25 / 阅读(134) / 评论(0)

双语有声阅读

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automatic damper regulator