惠誉评级认为英国石油前景稳定，表示这一评级反映了墨西哥湾马贡多油井泄露事故“造成的威胁即将结束”。
The agency assigned a stable outlook to the rating reflecting “an end to the threat of leaks” from the Macondo well in the Gulf of Mexico.
马泰赛和惠特迈尔分析了来自奥尔特星云的彗星轨道后，发现其中20%的彗星不是像你以为的来自于随机方向，而是来自于天空的某个狭窄区域。
When Matese and Whitmire analyzed the orbits of these Oort Cloud comets, about 20% of them seemed to come not from the random directions you'd expect, but from a narrower section of sky.
当天晚些时候，奥巴马与两位朋友马蒂·奈斯比提和埃里克·惠特克一起打高尔夫，两人是奥巴马在芝加哥的邻居。
Later Wednesday, Obama played golf with friends Marty Nesbitt and Eric Whitaker, friends who are neighbors of Obama in Chicago.
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