Most rainforests too degraded to provide good habitats 多数雨林退化严重而无法为 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
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Getty Images 和 Shutterstock 联姻：价值 3,7 亿美元的合并，两家公司进入轨道
L’agenzia fotografica Holdings e Shutterstock hanno annunciato di aver stipulato un accordo definitivo di fusione che ...
UK issues new junk food ad ban to lower childhood obesity 英国出台新规定限制垃圾 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
专家解析韩国济州航空空难原因
韩国济州航空的一架客机在迫降时碰撞到机场跑道尽头一处围墙后燃起大火，机上包括乘客和机组人员共181人中只有两人幸存。这是近年来韩国最为致命的空难之一。在本则视频中，航空专家Geoffrey Thomas结合目前的已知细节，分析了造成这场悲剧的可能原因 ...