Although this strong signal was never positively identified, astronomers have identified in it many attributes characteristic of a more mundane and ultimately terrestrial origin.
虽然这道强烈的信号从来没有被验明正身，但天文学家发现它在许多属性上更像是我们的世界中的，最终来源地可能是地球。
But in the back of this rectangle, its light's origin shows face and changes little by little into another characteristic thing.
但是在这个矩形的背后，光源初露真容，并且渐渐地显示出另一番特点。
This paper explores semantic fuzziness from the aspects of definition, origin, basic characteristic and its differences with several other relevant semantic concepts.
本文将从语义模糊性的定义、产生的原因、基本特征以及与其他语义学概念的区别几个方面来论述这个问题。
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