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        • Pals for Life

          09-11-26 In 1999, Ryan Hreljac (hurl-jack) and Jimmy Akana became pen pals£¨笔友£©. They lived on two continents, thousands of miles apart. Their lives could not have been more different. Ryan lived with his family in Kemptville, Canada, while Jimmy, an orph...

        • 月球上发现¡°数量可观¡±的水源

          09-11-14 Nasa's experiment last month to find water on the Moon was a major success, US scientists have announced. 美国科学家宣布£¬美国航空航天局上个月寻找月球上的水源的实验取得重大胜利¡£ A camera on the probe shows the ejecta plume about 20 seconds after im...

        • 海洋中有多少水£¿

          09-11-13 The calculation of variations£¨变更£© in the sea level is relatively simple. It is by far more complicated to then determine the change in the water mass. A team of geodesists£¨测地学£© and oceanographers£¨海洋学家£© from the University of Bonn, as...

        • 格陵兰冰层融化速度加快

          09-11-13 Satellite observations and a state-of-the art regional atmospheric model have independently confirmed that the Greenland ice sheet is loosing mass at an accelerating£¨加速的£¬促进的£© rate, reports a new study in Science. This mass loss is equally d...

        • The formula for water 水的分子式

          09-11-07 The formula for water Teacher: What the chemical formula for water is the? Blonde: HIJKLMNO!! Teacher: What are you talking about? Blonde: Yesterday you said its H to O! 水的分子式 老师£º水的分子式是什么£¿ 花瓶£ºHIJKLMNO£¡£¡ 老师£º你在说什么£¿ 花瓶...

        • 设想£º月球上如何产生水

          09-10-30 The Moon is a big sponge£¨海绵£© that absorbs electrically charged particles given out by the Sun. These particles interact with the oxygen present in some dust grains£¨颗粒£© on the lunar surface, producing water. This discovery, made by the ESA-IS...

        • Lizards filmed 'walking on water' 照片£º蜥蜴¡°在水面上行走¡±

          09-10-14 Remarkable slow-motion footage has been taken of two lizards that seem to do the impossible - walk on water. 两只蜥蜴被用慢镜头拍摄到似乎不可能的事情在水面行走¡£ A Jesus Christ lizard, filmed from above and below the water A high-definition film, sh...

        • A Useful Way 一个?#34892;?#30340;方法

          09-09-29 Father: Jack, why do you drink so much water? Jack: I have just had an apple, Dad. Father: What's that got to do with it? Jack: I forgot to wash the apple. 爸爸?#33322;?#20811;£¬你干嘛喝这么多水呀£¿ 杰克?#20309;?#21018;才吃了个苹果£¬爸爸¡£ 爸爸£º可是这跟喝水有什么关系...

        • Manatee meeting 邂逅海牛

          09-09-29 我想我大概永远也搞不清在那个早晨到底发生了什么¡£我情愿相信是那些海牛和我一起参加了一个新生命的庆祝仪式£¬而我则是它们邀请的客人¡£随着时间的流?#29275;?#36825;也成了我珍藏的记忆¡£ 在那?#25105;?#22806;的邂逅中£¬我感受到在这个巨大的星球上£¬生命之间的一种极致的和谐¡£这份记忆...

        • Water reform is 'needed in Asia' 亚洲需要进行用水改革

          09-08-18 Asia must reform its water use to feed 1.5 billion extra people by 2050, says a new report. 一项新调查显示£¬亚洲必须赶在2050年以前进行用水改革以供给新增加的15亿人口¡£ Asian farmers need to modernise their irrigation methods The authors warn that wit...

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