现在，两个小组的物理学家宣称他们掌握了中子星核心中超流的更直接的证据。
Now, two teams of physicists say they have more direct evidence for superfluidity in the heart of a neutron star.
经济学家杰森·墨菲认为，公司使用客户满意度评级是因为一个闪亮的星评反馈已经成为现代经济的核心竞争力来源。
Economist Jason Murphy says that companies use customer satisfaction ratings because a shining display of star feedback has become the nuclear power sources of the modern economy.
现在造星区域被局限在星系核心周围5000光年的范围内。
The star-making region is now confined to about 5, 000 light-years around the core.
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