敞流式热水器

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(43) / 评论(0)

亲子英语

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

发表于:2018-12-16 / 阅读(58) / 评论(0)

2011年VOA慢速英语(四)月

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

发表于:2019-01-02 / 阅读(60) / 评论(0)

农业与发展

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(60) / 评论(0)

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VOA标准英语2012--Cheaters Prospered in Historic US Land Rush

Cheaters Prospered in Historic US Land Rush A couple of boundaries between U.S. states have special historical significance. The Mason Dixon Line between Pennsylvania and Maryland, for instance, informally divided the slaveholding South from the anti

发表于:2019-01-13 / 阅读(56) / 评论(0)

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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(31) / 评论(0)

标准美语发音的13个秘诀 CD3

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airfoil chord

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Aozou

article in wood

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