冬天,成千上万支欧掠鸟在它旁边低沉的吟唱,静静地在浩瀚的天空中划出一道道弧线。
In winter thousands of starlings perform their murmurations round it, banking swiftly and silently in vast helices across the sky.
挪威极地研究所的金·霍尔曼说,他管理的一些设备能够检测到2千米外一支点燃的香烟。
Kim Holmen of the Norwegian Polar Institute says some of his equipment could detect a cigarette at 2km.
阿尔贡国立实验室的科学家们再次计划使用一支1.6千瓦的工业激光器击穿页岩,石灰岩和砂岩。
Scientists at Argonne National Laboratory repurposed a 1.6-kilowatt industrial laser to burn through shale, limestone, and sandstone.
The Buddha talked about it thousands of years ago, "Thousands of candles can be lit from a single candle, and the life of the candle will not be shortened.
佛在几千年前就谈到它,“一支蜡烛可以点燃千支蜡烛,蜡烛的生命不会被缩短。
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