单词：dedicated clean ballast tank system
单词：dedicated clean ballast tank system 相关文章
ballast, ['bləst] n 压舱物（放在船舱或热气球吊篮里的重物，以增加稳定性）；（性格上的）稳定因素 【记】ball球，last最后－最后的球－船最底层放了好多球－压舱物 【类】ballast:instability＝
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Rosanne Skirble | Washington 09 December 2009 Having witnessed signs of global warming in Antarctica, polar explorer Robert Swan has dedicated his life to saving the fragile wilderness Among the many activists at the 2009 Copenhagen Climate Summit is
VOA标准英语2009年(十二月)
The Forgotten Renewable: Geothermal Energy Production Heats Up MICHEL MARTIN, HOST: We're going to hear now about a different natural resource - geothermal reservoirs. They are all across the American West, and they could be used to power millions of
2018年NPR美国国家公共电台2月
Weekly Address: Instead of Subsidizing Yesterday's Energy Sources, We Need to Invest in Tomorrow's 每周电视讲话：我们需要投资未来的能源，而不是继续为过去的能源提供补贴 WASHINGTON In his weekly address, President Obam
奥巴马每周电视讲话
Like many big cities in the developing world, the city of Jakarta, with a population of nine million people, is struggling to provide clean water to all its residents. In some poor neighborhoods international organizations are trying to help, but, th
VOA标准英语2010年(八)月
图片1 The illustration on Google's homepage on Monday may look pretty whimsical, but it's spotlighting a very serious issue: clean water. Not bad for an 11-year-old from Long Island. 本周一的谷歌首页涂鸦看起来十分意想天开，但关注
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