[建] 自然循环式太阳能热水器

万花筒 2012-12-10&12-13 天文学家再次辟谣末日论

New assurances this week from NASA that theworld will not end on December 21st. This comes as one British newspaperreports that people on the globe are stockpiling supplies just in case. Join me now was Andrew Fraknoi, the astronomyprofessor of Footh

发表于:2018-12-02 / 阅读(68) / 评论(0)

万花筒2012年

亲子英语006

The bath is ready Mom:Be careful.The floor is slippery. Child:Mom,there isn't any hot water. Mom:Turn on the shower. Child:It's getting cold. Mom:Ok.I'll check the heater. Dry yourself with the towel first. 词汇： bath 洗澡，澡棚 be careful 注

发表于:2018-12-07 / 阅读(67) / 评论(0)

亲子英语

Earth and Sky:Water Cycle 水循环

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(110) / 评论(0)

(科普英语)Earth and Sky

太阳科普第12期

And after a while a pattern emerged. 久而久之，人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周

发表于:2018-12-07 / 阅读(105) / 评论(0)

太阳科普

VOA慢速英语2011--How to Make Your Own Solar Water Heater

Technology Report - How to Make Your Own Solar Water Heater This is the VOA Special English Technology Report. Solar water heaters are used around the world and are not very difficult to build. The system we are going to describe is based on a design

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2011年VOA慢速英语(四)月

VOA慢速英语2015 改变工作日程可治疗社交时差

Change in Work Schedule Could Cure 'Social Jet Lag' 改变工作日程可治疗社交时差 From VOA Learning English this is the Health Lifestyle report. Do you often start your day feeling tired? Do you ever fall asleep at work? Do you sometimes ju

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2015年VOA慢速英语(五)月

这句英语怎么说第129期:国外有饮水机吗?

drinking fountain 公共的饮水机饮水机英语怎么说 water cooler 办公室看到的饮水机／water dispenser electric kettle 热水壶 water heater 热水器 water filter pitcher 滤水壶 BRITA 很有名的牌子 bottled water 瓶装水

发表于:2018-12-26 / 阅读(82) / 评论(0)

这句英语怎么说

DEVELOPMENT REPORT – How to Make a Solar Water Heater

DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o

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农业与发展

与美国小学生一起学英文第10册第3期:岩石循环

The Rock Cycles 岩石循环 Many people know what the water cycle is, but how about the rock cycle? 许多人都知道水循环，那岩石循环呢？ Did you know that rocks also have a cycle? 你知道岩石也有循环吗？ The rock cycle expla

发表于:2019-01-10 / 阅读(84) / 评论(0)

与美国小学生一起学英文第10册

VOA慢速英语 Development Report - Making a Solar Water Heater

This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The

发表于:2019-01-11 / 阅读(100) / 评论(0)

VOA慢速英语2009年（四）月

标准美语发音的13个秘诀 CD 3 Track 53

Review Exercise 3: Get a Better Water Heater! CD 3 Track 53 Pause the CD and go through the same steps with Get a better water heater! 图片1

发表于:2019-01-15 / 阅读(59) / 评论(0)

标准美语发音的13个秘诀 CD3

【大家说英语】第331期:洗手间大小事(1)

Who cleans the bathrooms here? 这里的洗手间由谁来打扫？ The janitor cleans them. Why? 是由看门人负责打扫的。怎么了？ The bathroom is dirty. And there aren't any paper towels. 这间洗手间很脏。而且里面都没有纸巾

发表于:2019-01-23 / 阅读(72) / 评论(0)

大家说英语

【大家说英语】第332期:洗手间大小事(2)

Hi, Susie. Sorry I'm late. 嗨，苏西。很抱歉我迟到了。 That's OK. Did something happen? 没关系。出了什么事儿吗？ Yes. I took a shower this morning. But I wasn't careful with the shower curtain. 是的。我今早冲了个澡。但

发表于:2019-01-23 / 阅读(62) / 评论(0)

大家说英语

经济学人40:气候和太阳圈在冬日的阳光中发冷

Science and Technolgy 科技 Climate and the solar cycle 气候和太阳圈 Chilling out in the winter sun 在冬日的阳光中发冷 Stratospheric changes can lead to nasty cold snaps 平流层的变化能引发讨人厌的寒流 THOSE unconvinced-

发表于:2019-01-26 / 阅读(61) / 评论(0)

经济学人科技系列

经济学人244:太阳物理学落山的太阳

Science and technology 科学技术 Solar physics 太阳物理学 Sun down 落山的太阳 Several lines of evidence suggest that the sun is about to go quiet 证据的一些方式表明太阳即将变平静 spots of bother? 太阳黑子的困扰？

发表于:2019-02-02 / 阅读(88) / 评论(0)

经济学人科技系列

外媒：科学家警告太阳将在2030年休眠

The Earth could be headed for a 'mini ice age' researchers have warned. 科学家警告称，地球可能会逐渐进入小冰河期。 A new study claims to have cracked predicting solar cycles - and says that between 2020 and 2030 solar cycles will

发表于:2019-02-05 / 阅读(49) / 评论(0)

阅读空间

经济学人:太阳物理和古生物学:"石"事求是(1)

Science and Technology: Solar physics and paleontology: Set in stone 科技：太阳物理和古生物学：石事求是 An ancient forest reveals the suns behaviour 290m years ago. 远古树木向人们揭示二亿九千万年前的太阳活动情况。

发表于:2019-02-16 / 阅读(52) / 评论(0)

经济学人科技系列

经济学人198:气候与太阳周期冬日下的冷噤

Science and technology 科学技术 Climate and the solar cycle 气候与太阳周期 Chilling out in the winter sun 冬日下的冷噤 Stratospheric changes can lead to nasty cold snaps 平流层变化引起讨厌的严寒 THOSE unconvincedand those

发表于:2019-02-16 / 阅读(71) / 评论(0)

经济学人科技系列

GRE试题一(2)

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(181) / 评论(0)

实用英语

经济学人259:平流层的变化能引发讨人厌的寒流

Climate and the solar cycle 气候和太阳圈 Chilling out in the winter sun 在冬日的阳光中发冷 Stratospheric changes can lead to nasty cold snaps 平流层的变化能引发讨人厌的寒流 THOSE unconvincedand those seeking to unconvinc

发表于:2019-02-24 / 阅读(90) / 评论(0)

经济学人综合

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