单词：spiral flow tank
单词：spiral flow tank 相关文章
Kill them all. You know I did and that was tough to live with, er, for a long time. I was angry, because the, the, the way we prosecuted that particular mission--you know, send the Tank Company down this crowded road that was already covered in burni
国家地理2007年
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
2011年VOA慢速英语(四)月
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
农业与发展
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
VOA慢速英语2009年（四）月
今天我们要学的词是 think tank. Think tank 智库。比如，The Heritage Foundation is a well-known conservative think tank. 传统基金会是一个著名的保守派智库。A think tank in Beijing recommended China adjust its one-child po
英语单词荟萃
当年是铁路把美国的大西洋海岸和太平洋沿岸连接了起来。今天要谈的习惯用语就是从那个年代流传至今的。今天学的习惯用语也是诞生在一百多年前。当时大多数美国人还过着乡居生活，但
美国俚语