单词：pentabromoacetone
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Simple New Test Detects Early Signs of Diabetes 新型简单测试或能检测出糖尿病早期迹象 People with Type 1 diabetes, usually diagnosed in children and young adults, must take insulin injections and watch their diet to keep their blood
VOA标准英语2015年(一月)
Air pollution outside is easy to spot, hanging over the city, or sputtering from a tailpipe. But there's lot of indoor air pollution, too, even if it's not as obvious. It's caused by volatile organic compounds, or VOCs. They can come from building ma
2016年Scientific American(八)月
Break out a fight and raise your arms. Skip those heartbeats, run, chase the illusion. The indifference of few destroys us all. Like rings from drops in a pool of blood we break like a sick single crop. And watch with bitter eyes, no sound, a frown,
英文摇滚歌曲
今天我们要讲的是，要是你和朋友一起出去吃饭，到最后由谁来付账的问题。在美国，要是一个朋友约你一起出去吃午饭，那当然由他付钱。然而，要是你
美国习惯用语
地道美语听力播客English as a Second Language Podcast (ESLPod)，是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话，于2005年7月23日首播， 主播Dr. Jeff McQuillan为南加州大学的语言学博士
地道美语播客
It first showed up in October 2011 on Kickstarter, the world's largest funding platform for creative projects. Then Romo quickly won people's hearts around the world. It's the world's first smart phone robot. An iPhone or an iTouch is his face and br
英闻天下