单词:water filter tank
单词:water filter tank 相关文章
听力文本 Recording 19 录音19 A. At the bottom of the system, there is a storage tank, which can hold up to 500 litres of rainwater. The water stored in the tank can be used for general gardening and cleaning. A、在该系统底部有个贮存水
Henry went out to the front of the apartment building and turned off the main water valve. No one was home in the building except Stanley, so Henry didnt have to warn the neighbors about the shutoff. Back in the bathroom, Henry flushed the toilet. Th
Stanley had just finished brushing his teeth. He noticed water flowing into the toilet bowl. That's strange, he thought. The water continued to seep into the bowl. Stanley lifted the toilet tank top. The tank was half full, but the water was slowly r
Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels
Broadcast: May 5, 2003 By Jill Moss This is the VOA Special English Development Report. Each year more than two-million people die from diseases caused by drinking dirty water. That is the estimate of
By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica