The position of the galaxy center is misinterpreted by an optical flare of the jet itself.
星系中心的位置被射流本身的光学耀斑所曲解。
That means when the two stars finally get around to merging, they could be far away from the galaxy of their birth — good news, as it happens, for optical confirmation.
这意味着当双星最后融合时，它们将离它们诞生的星系很远——如果这真的发生了，引力波就能在光学上得到确认，这真是个好消息。
The center of our Milky Way Galaxy is hidden from the prying eyes of optical telescopes by clouds of obscuring dust and gas.
我们银河系的中心由于尘埃气体云的阻碍，难以被光学望远镜所窥探。
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