Earlier indications of the bubbles have been found on existing all sky maps in the radio, microwave, and X-ray.
通过无线电、微波和x射线获取的现有天穹全景图都能够找到这些气泡的初步迹象。
However, if you've learned the constellations and obtained detailed sky maps, binoculars can keep you busy for a lifetime.
可是，如果你已认识星座并且有详细的星图，那双筒镜可以让你忙上一辈子了。
However, if you've learned the constellations and obtained detailed sky maps, binoculars can keep you busy for a lifetime.
可是，如果你已认识星座并且有详细的星图，那双筒镜可以让你忙上一辈子了。
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