(路透迈阿密4日电)澳洲高球选手葛林(Nathan Green)和美国的康奈尔(Michael Connell)今天双双挥出低于标准5杆的65杆,在本田菁英赛(Honda Classic)首轮并列领先。南韩卫冕冠军梁容银出师不利,收在极糟的79杆。
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美国康奈尔大学的一位气候学家娜塔莉·马霍瓦尔德表示,迄今为止,科学家们一直都在设法获悉悬浮微粒在空中有什么作用。
Natalie Mahowald, a climate researcher at Cornell University, says so far, scientists have mostly tried to understand what those aerosols do while they're actually in the air.
但是现在,一个好的摄像机可以放在你的口袋里,而且,美国康奈尔大学的研究人员发明了一种只有仅有半毫米见方、百分之一毫米厚度的摄像机。
Today, really good cameras fit in your pocket. And now, researchers at Cornell have developed a camera that’s just a half-millimeter on each side and a hundredth of a millimeter thick.
康奈尔大学的农业科学家称,在美国种植一公顷的玉米需要40升汽油和75升柴油。
According to farm scientists at Cornell University, cultivating one hectare of maize in the United States requires 40 litres of petrol and 75 litres of diesel.
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