对比饱和蒸汽压

Horizon - Life On Mars 火星生命 - 3

Conditions on Mars were so harsh that it was hard to imagine any life surviving there. The idea of sophisticated aliens was wiped out. We know that conditions on Mars today are not very good for life.

发表于:2018-12-07 / 阅读(68) / 评论(0)

火星生命

Work Pressure,Work Pressure范文

ork Pressure Work pressure refers to the compelling force or influence that comes from one's work. Nowadays with the competition in the work field becoming more and more fierce (激烈), work pressure has become a serious problem for every person. It

发表于:2018-12-12 / 阅读(95) / 评论(0)

英语四级作文范文

词汇大师--Getting Relaxed With Reduced Forms in Speech

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: reduced forms in spoken American English. RS: We're talking about forms like whaddaya -- meaning what do you, as in whaddaya say? Whaddaya Say? is also the title of a popular teac

发表于:2018-12-30 / 阅读(69) / 评论(0)

词汇大师(Wordmaster)

英语听力：探索发现科学新发现：我们的大气层-6

In contrast, Jupiter and Saturn are all atmosphere. Unlike Earth, Jupiter doesnt really have a solid surface that you could stand on and then have your head up in the atmosphere looking at the clouds. Its just a giant, giant gas ball. Only one other

发表于:2019-01-23 / 阅读(49) / 评论(0)

探索与发现2014年

词汇大师(Wordmaster)--Lida Baker: Reduced Forms

Broadcast on Coast to Coast: January 16, 2003 AA: I'm Avi Arditti with Rosanne Skirble and this week on Wordmaster, English teacher Lida Baker explains some of the shortcuts that work their way into conversational American speech. RS: They're called

发表于:2019-01-25 / 阅读(168) / 评论(0)

词汇大师(Wordmaster)

2006年VOA标准英语-Stroke Prevention Tips

By Carol Pearson Washington, DC 06 July 2006 watch Stroke Prevention report People with diabetes, sickle cell anemia, or sleep apnea are at risk for having a stroke. The American Stroke Council has some guidelines that can help prevent stroke. -----

发表于:2019-01-30 / 阅读(101) / 评论(0)

2006年VOA标准英语（七月）

盘点10个日常生活中有效降血压的办法(中)

7.Improve Your diet 7.改善饮食 You will almost certainly have heard the saying that you are what you eat! 你肯定听说过人如其食这句谚语。 It can be easy to tell someone to improve their diet but it is a difficult change to make. 告诉

发表于:2019-02-01 / 阅读(57) / 评论(0)

实用英语

爱情确实是盲目的

科学家们证明，那句古老的格言爱是盲目的有一定的道理。 They have found that feelings of love lead to a suppression of activity in the areas of the brain controlling critical thought. 他们发现爱的感觉会抑制大脑控制

发表于:2019-02-04 / 阅读(66) / 评论(0)

阅读空间

Coffee may protect against endometrial cancer

WASHINGTON, Nov. 22 (Xinhua) -- Long-term coffee consumption may be associated with a reduced risk for endometrial cancer, according to a study published online Tuesday in Cancer Epidemiology, Biomarkers Prevention, a journal of the American Associat

发表于:2019-02-08 / 阅读(63) / 评论(0)

英语新闻

Vast water vapor beyond solar system found

BEIJING, Oct. 21 (Xinhuanet) -- A team of European researchers announced that they have found vast water vapor out of our solar system, according to a study in the U.S. journal Science Friday. Using Herschel Space Observatory, a European Space Agency

发表于:2019-02-09 / 阅读(92) / 评论(0)

英语新闻

China promises to promote sustainable development

China promises to promote sustainable development SAN JOSE, Oct. 25 (Xinhua) -- A Chinese official Thursday expressed here China's willingness and determination to work with the international community to promote sustainable development. Speaking at

发表于:2019-02-11 / 阅读(86) / 评论(0)

英语新闻

第95期:微笑的力量

The Power Of Smile 微笑的力量 Laughter is the shortest distance between two people. Victor Borge 笑是两个人之间最短的距离。维克托.伯盖 1.They have reduced stress. 他们压力较小。 2.They have lower chances of heart disease

发表于:2019-02-12 / 阅读(71) / 评论(0)

卡卡课堂早餐英语

美国语文第五册第311期:论烤猪(1)

Mankind, says a Chinese manuscript, which my friend M. was obliging enough to read and explain to me, 我的朋友老麦，曾经好心地为我朗读一本中国古代手抄书，并辅以解释， for the first seventy thousand ages ate their meat

发表于:2019-02-13 / 阅读(75) / 评论(0)

美国语文第五册

科学喝水要知道的4件事

【英文原文】 If I were to stop drinking water right now, how long could I live? There are several different factors involved here. A human being isnt an automobile which needs a certain amount of gas. There are conditions under which a person c

发表于:2019-02-16 / 阅读(59) / 评论(0)

英语听力广播—Listening

英语听力文摘 English Digest 420、无形的力量

The Invisible Hand 无形的力量 A: What's going on? B: Check out the setup , Yaoyao. A: A stove, an empty aluminum soda can, kitchen tongs , and a saucepan . Are you experimenting with a new recipe ? B:No, i'm experimenting with air pressure. A:Ho

发表于:2019-02-16 / 阅读(66) / 评论(0)

英语听力文摘 English Digest

英语听力文摘 English Digest 254、无霜冷冻

Frost-free Freeze Physics 昇華是指一种物质从固态不经过液态直接转化为气态的过程，是物质在温度和气压低于三相点的时候发生的一种物态变化。与昇華相反的过程称做凝華，指物质从气态直接变

发表于:2019-02-18 / 阅读(60) / 评论(0)

英语听力文摘 English Digest

Pressure

A 104 year-old woman was being interviewed by a reporter: And what do you think is the best thing about being 104? the reporter asked. She simply replied, No peer(窥视）pressure.

发表于:2019-02-18 / 阅读(100) / 评论(0)

趣味英语

英语听力文摘 English Digest 354、致命的脱水

Dehydration 脱水 If I were to stop drinking water right now, how long could I live? There are different factors involve d here. A human being isnt an automobile which needs a certain amount of gas. There are conditions under which a person could di

发表于:2019-02-24 / 阅读(87) / 评论(0)

英语听力文摘 English Digest

每天三分钟学英语第8期:美式英语的弱读

For / f?:(r)/ Reduce to /f?(r)/ Is that for me? It's for my friend. I'll wait for you for 2 minutes. A table for four, please. To /tu:/ Reduce to /t?/ I have to go now. See you later. He went to work. Reduced to /d?/ I go to work. I told you to leave

发表于:2019-02-27 / 阅读(116) / 评论(0)

每天三分钟学英语

【英语时差8,16】谈谈减肥

Why does blowing on hot soup help to cool it off? Its because of evaporation. Evaporation cools down a liquid because the most energetic molecules leap off the surface and leave the slower-moving molecules behind. Slower-moving means lower temperatur

发表于:2019-03-06 / 阅读(111) / 评论(0)

英语时差8，16

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