The two scientists said they had been inspired by the recent work of Salman Khan, an M.I.T..
这两个科学家说他们是受SalmanKhan的启发才推出这个课程。
Psychological profiling and training of the astronauts, plus constant communication with Earth, would reduce debilitating mental strains, the two scientists said.
两位科学家表示，对宇航员的心理分析和训练，再加上能持续与地球通讯，将降低他们的精神紧张程度。
Nasa scientists are closely monitoring the skies after two satellites crashed into each other over Siberia, in what experts have said is the first collision of its kind.
在这起被称为有史以来首例的撞击——两卫星在西伯利亚上空撞击——之后，Nasa的科学家们就开始了对太空的严密观察。
The Nobel committee said of the two scientists in its press release: "Playfulness is one of their hallmarks.
诺贝尔评奖委员会在新闻发布会上这样描述这两位科学家：“好玩是他们的一个标志。
Ian Stephen, one of the scientists involved in the project, said that just two months of increased consumption could produce visible results.
伊恩·斯坦芬，参加这个项目的一名科学家，称仅仅增大类胡萝卜素用量两个月，就能产生明显可见的效果。
Scientists said that it was still not clear why the vaccine, known as RV144 and actually comprising a combination of two previously tested vaccine candidates, had worked.
科学家说他们仍然不清楚为什么由之前两种测试过的候选疫苗组合而成的RV144疫苗能够奏效。
Scientists at the US National Hurricane Center said the depression was expected to strengthen to a tropical cyclone during the next two days.
美国国家飓风中心的科学家表示，未来的两天，该低气压可能加强为热带气旋。
This summer's melt of Arctic sea ice has not been as profound as in the last two years, scientists said as the ice began its annual Autumn recovery.
今年夏天北极海冰融化趋势没有像前两年一样强烈，科学家称秋季海冰将会进行年度性恢复。
The Nobel committee said of the two scientists in its press release: "Playfulness is one of their hallmarks."
诺贝尔评奖委员会在新闻发布会上这样描述这两位科学家：“好玩是他们的一个标志。”
In 1996, two U. S. scientists said they discovered a new head of the muscle, its role is to help chew food.
1996年，美国两名科学家宣称，他们在头部发现了一块新的肌肉，其作用是帮助咀嚼食物。
In 1996, two U. S. scientists said they discovered a new head of the muscle, its role is to help chew food.
1996年，美国两名科学家宣称，他们在头部发现了一块新的肌肉，其作用是帮助咀嚼食物。
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