[气象] 云中含水量

新版剑桥少儿英语第三级上lesson1添加文本

[00:00.00]TAPE 1 [00:50.13]Unit 1 [00:53.60]What was the weather like yesterday? [00:57.29]Part 1 [00:59.98]Ask and answer. [01:03.16]What was the weather like yesterday? [01:06.85]It was windy. [01:09.83]Part 2 [01:12.52]Listen and act. [01:15.42]Wh

发表于:2018-11-30 / 阅读(216) / 评论(0)

新版剑桥少儿英语第三级 (上)

SSS 2009-12-24

The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo

发表于:2018-12-02 / 阅读(127) / 评论(0)

Scientific American(十二)月

英国学生科学读本第89期:云和雨(1)

Lesson 89 Clouds And Rain 第89课云和雨 Each of us drinks about three pints of fresh water every day, and we use a great deal of water for washing, for cooking, and for other purposes. 我们每个人每一天都会饮用3品脱左右的淡水, 而

发表于:2018-12-18 / 阅读(260) / 评论(0)

英国学生科学读本

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旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet

发表于:2018-12-26 / 阅读(128) / 评论(0)

自然百科2016年

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[00:06.97]An Israeli study has shown that air pollution from cities and industry can reduce rain and snowfall. [00:17.53]It says the problem appears to be linked to the number of pollution particles in clouds. [00:24.82]Daniel Rosenfeld of Hebrew Uni

发表于:2018-12-26 / 阅读(91) / 评论(0)

美国英语听力80篇

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嘉宾：Debbie Mason 话题：人在异乡的小小中国钢琴家Didi Xiao 单词拼写： 1、Humiliated：embarrassed 2、Aubergines：eggplant in British 3、Repertoire：content list 重点俚语： 1、Steely determination：you are very stron

发表于:2018-12-27 / 阅读(95) / 评论(0)

聆听悦耳英音

英语听力：探索发现科学新发现：我们的大气层-13

The planet's rotation twists the air as it flows, helping form the hurricanes that lash the coasts. As moist air wells upwards, clouds become electrically charged and send lightning bolts crushing down to the earth, superheating the air to eighteen t

发表于:2018-12-27 / 阅读(79) / 评论(0)

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美国学生世界地理教材第72期:橡胶和咖啡之国(1)

Chapter 22 Rubber and Coffee Land 第22章橡胶和咖啡之国 Moutains make rivers. If a continent were flatabsolutely flat and level like a tablethere would be no rivers. 山脉造就了河流。如果大陆是平的像桌面那样平坦那就没有

发表于:2018-12-29 / 阅读(101) / 评论(0)

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国家地理-2008-09-11 旱灾的成因与影响

Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than is replenished. It is a balance between supply and demand,

发表于:2018-12-30 / 阅读(83) / 评论(0)

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幼儿英语童谣朗读第48期:小水滴

Little Water Drop 小水滴 The little water drop comes up so high, 小水滴升到高空， Rests in the clouds, 躺在云中， Then drops down from the sky. 哗啦哗啦往下冲。 Out comes the sun 太阳露笑脸， and drinks the sea again. 重新

发表于:2019-01-01 / 阅读(100) / 评论(0)

幼儿英语童谣朗读

60秒科学:Fog Found on Saturn's Moon Titan

Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th

发表于:2019-01-02 / 阅读(120) / 评论(0)

60秒科学

情感美文:一篇浪漫的散文

我是风，轻轻的风；我是云，缓缓的云；我是水，静静的水；我是山，连绵的山 I am the wind， the gentle wind； I am the clouds， the slow， drifting clouds； I am the water， the silent water； I am the mountains，

发表于:2019-01-03 / 阅读(81) / 评论(0)

趣味英语

英语听力：自然百科行星旅行指南：木星 Jupiter—8

Picture a suicide dive into the mysterious depth? Relax, Galileo's already done it for you. We separated the probe from the Galileo mother ship. We were flying in toward Jupiter, basically a ballistic bullet. The Galileo probe went in at an unbelieva

发表于:2019-01-08 / 阅读(103) / 评论(0)

自然百科2012年

与美国小学生一起学英文第7册第1期:云

Cloud 云 A cloud is a massive droplets in the sky. 云是天空中大量的小水滴。 When the sun heats up the Earth, water on the Earth evaporates and becomes a cloud. 地球受到太阳的烘烤时，地球上的水就会蒸发并凝结成云。

发表于:2019-01-10 / 阅读(107) / 评论(0)

与美国小学生一起学英文第7册

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综合性商港comprehensive commercial seaport春意盎然spring is very much in the air forest coverage森林覆盖率 global warming全球变暖 principal element主要因素 toxic emission废气排放www.examw.com 迸发出心灵的火花ignite t

发表于:2019-01-17 / 阅读(121) / 评论(0)

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【英语时差8,16】浮云

Fact: liquid water is heavier than air. Fact: clouds, which consist of water droplets and ice crystals, seem to hover in the air. One final fact: the water droplets in a typical cloud together weigh many tons. Which raises a question: how do clouds s

发表于:2019-01-22 / 阅读(208) / 评论(0)

英语时差8，16

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科学家估计，如果不减少二氧化碳排放，2100年地球平均气温将至少上升4摄氏度，到2200年会上升8摄氏度，无疑是地球灾难性的噩梦。此前有科学家用气候模型分析称，全球气温将受二氧化碳排

发表于:2019-02-06 / 阅读(89) / 评论(0)

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【跟着美剧练发音】美剧美语754期

GIRL:Wow.You seriously spend a lot of time alone. BOY:What?So heres how it works.Water goes in the top,and food comes out the bottom. GIRL:When you shot it into the stratosphere（ ['strtə,sfɪə]同温层） you figure it would induce（ [ɪn'djuː

发表于:2019-02-23 / 阅读(89) / 评论(0)

跟着美剧练发音

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Any water molecule that strays beyond the edge of the cloud is immediately zapped by the dry air beyond, allowing the cloud to keep its fine edge. 要是水分子越出该云边缘，外面干燥的空气马上会把它除掉，从而使积云的边缘

发表于:2019-02-25 / 阅读(119) / 评论(0)

万物简史

【一起闲话英语】新的发明—New inventions

Transcript: Presenter: Welcome to Tech-Today! This week its National Science Engineering Week, so to celebrate we asked Jed our science correspondent to give us a round-up of new inventions. Jed: Hi, yes, Ive got some very interesting things to tell

发表于:2019-02-27 / 阅读(202) / 评论(0)

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