[化] 气-液-固机制

Lesson 27: [00:03.58]Let's Do an Experiment! [00:07.24]One Experiment,Two Theories [00:11.81]A theory is an idea.A theory predicts what will happen. [00:18.57]An experiment shows what happens. [00:23.25]BRIAN:Did you read about this experiment,Danny?

发表于:2018-12-13 / 阅读(198) / 评论(0) 分类 河北加拿大版初中英语

A new admission rating mechanism for students in the southern Chinese city of Shenzhen is sparking heated discussions here in China. As CRI's Li Dong reports, the system has been put in place to try to break away from the rules surrounding the househ

发表于:2018-12-19 / 阅读(185) / 评论(0) 分类 英闻天下

The surface of Mars is etched with ancient river valleys and lake basins. Which makes researchers think that liquid water once flowed on the Red Planet. But how? Today, Mars is too cold for much, if any, liquid water to exist. And 3.8 billion years a

发表于:2018-12-24 / 阅读(100) / 评论(0) 分类 2017年Scientific American(一)月

unit 571 探望同事 dialogue 英语情景对话 A:Excuse me. Could you give me the room number of Mr. Thomas? A:劳驾,请问托马斯先生住在那个病房? C:Just a moment. He is in Room 307. C:稍等,他在307号病房。 A:How are you f

发表于:2018-12-26 / 阅读(305) / 评论(0) 分类 高频英语口语对话

Last time we talked about how astronauts eat and drink under weightless conditions in space. Today we'll cover the next question kids love to ask-how do astronauts go to the bathroom in space? It may sound silly, but it's really a good question, beca

发表于:2018-12-27 / 阅读(89) / 评论(0) 分类 英语时差8,16

[ti:UNIT 4 Look into Science! Lesson 32: Unit Review] [0:00.000]UNIT 4 [0:01.873]Look into Science! [0:04.086]Lesson 32 [0:05.447]Unit Review [0:07.036]Ⅰ. Building Your Vocabulary [0:10.383]A. Fill in each blank with the proper word or phrase from

发表于:2019-01-09 / 阅读(298) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

Magmas 岩浆 Have you heard about liquid rock? 你听说过液态岩石吗? It might sound funny to you. 这听起来可能很好笑。 How can a rock be liquid? While it can be. 岩石怎么可能是液体呢?但有时它还真是。 If the tem

发表于:2019-01-10 / 阅读(123) / 评论(0) 分类 与美国小学生一起学英文第8册

Gas 气体 There are three different kinds of matter. They are solids, liquids and gases. 物质分三种:固体、液体和气体。 Gas has no shape, so you can't touch gas. 气体本无形,所以你触摸不到。 Gas moves very freely. 气体能

发表于:2019-01-10 / 阅读(117) / 评论(0) 分类 与美国小学生一起学英文第5册

归纳拓展跟动名词作宾语的动词 考虑建议盼原谅(consider/suggest/advise,look forward to, excuse, pardon) 承认推迟没得想(admit, delay/put off,fancy) 避免错过继续练(avoid, miss, keep/keep on, practise) 否认完成停

发表于:2019-01-16 / 阅读(112) / 评论(0) 分类 英文语法词汇

French fries are delicious. French fries with ketchup are a little slice of heaven. 我们都知道炸薯条很好吃,再配上番茄酱简直就是人间美味。 The problem is it's basically impossible to pour exactly the right amount. 但问题是

发表于:2019-01-17 / 阅读(122) / 评论(0) 分类 TED演讲教育篇

Take a look out your window, put on your glasses if you wear them. 向窗外张望一下,有必要的话,戴上眼镜。 You might want to grab a pair of binoculars, too, or a magnifying lens. 也许你还想拿副望远镜或是放大镜。 Now,

发表于:2019-01-17 / 阅读(103) / 评论(0) 分类 TED演讲教育篇

You know, he said, in an important voice, 你们知道,他用郑重其事的声音说, I've thought all along that that pig of ours was an extra good one. 我已经想通了,我们这只小猪是一只特级好猪。 He's a solid pig. That pig

发表于:2019-01-29 / 阅读(115) / 评论(0) 分类 夏洛的网

By Ron Corben Bangkok 07 March 2007 Thailand's military-installed government has appointed a former World Bank economist to the post of finance minister in a partial cabinet reshuffle. Ron Corben reports from Bangkok that the appointment, aimed at bo

发表于:2019-02-03 / 阅读(129) / 评论(0) 分类 2007年VOA标准英语(三月)

SHANGHAI, Dec. 26 (Xinhua) -- The municipal government of Shanghai is considering rolling out a mechanism that would blacklist enterprises involved in illegal conduct regarding food safety and impose harsh punishments on them, a senior official said

发表于:2019-02-06 / 阅读(174) / 评论(0) 分类 英语新闻

The State Department says the Bush administration is engaged in a careful study of North Korea's latest position on the six-party nuclear talks, as conveyed to a senior U.S. envoy late last week. VOA's David Gollust reports from the State Department

发表于:2019-02-07 / 阅读(106) / 评论(0) 分类 VOA标准英语2008年(十月)

BEIJING, June 4 (Xinhua) -- China's central and local governments had invested 105 billion yuan (16.6 billion U.S. dollars) in its award and subsidy mechanism for village-level public projects by 2011, and around 985,000 public projects were built in

发表于:2019-02-08 / 阅读(141) / 评论(0) 分类 英语新闻

Russia calls for global unclear terror prevention mechanism MOSCOW, Sept. 28 (Xinhua) -- Russia on Friday called for a preventive mechanism to counter nuclear terrorism threats at the end of international exercises in countering nuclear terrorism. Hi

发表于:2019-02-09 / 阅读(132) / 评论(0) 分类 英语新闻

China's top economic planner says the country is studying a new fuel pricing scheme to make it reflect the global markets' oil price fluctuations more swiftly. Zhang Ping, the head of the National Development and Reform Commission or NDRC, says the c

发表于:2019-02-14 / 阅读(126) / 评论(0) 分类 英闻天下

There, even more powerful and obedient than gas, electricity did most of the cooking. Arriving under the stoves, wires transmitted to platinum griddles a heat that was distributed and sustained with perfect consistency. 在厨房里,一切烹任工作

发表于:2019-02-25 / 阅读(174) / 评论(0) 分类 《海底两万里》中英双语有声读物

China and the United States have signed a framework document in an initiative to establish an Army-to-Army Dialogue Mechanism between the two countries. Experts say this will help bolster the bilateral military relationship. CRI's Yu Yang reports. Ge

发表于:2019-03-04 / 阅读(156) / 评论(0) 分类 2015CRI中国国际广播电台