研究了黑洞双星的形成与演化。

We also studied the formation and evolution of black hole binaries.

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现在可以测量双星的，随时间的多普勒顿移。

And now you measure the Doppler shift of star two as a function of time.

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对于天文学的概念，这些中子双星的，存在，现在一部分是。

And this really changed our whole concept of astronomy, the existence of these neutron star binaries.

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