利用了对不规则或奇异的模式进行可视化观察，研究者得到灵感，找到用来解释意外现象的线索。

In response to visual observations of irregularities or bizarre patterns, a researcher is inspired to look for clues that can be used to explain such an unexpected behavior.

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但究竟这是意外现象，还是一股新趋势，要下定论现在还为时尚早，我们还无法确定这是不是新趋势。

But whether that's an aberration, or that it's a new trend is still too early to say right now whether we're a new growing trend or not.

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凝结尾在日落和日出时，会显露得非常生动，这种情况并不少见，一个意外的位置上所显露出来的现象将产生与ufo或实验用军事飞机相类似的低低声音。

Contrails appear most vivid around sunrise or sunset, and it's not uncommon that one showing up in an unexpected location will generate whispers of a UFO or experimental military aircraft.

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But whether that's an aberration, or that it's a new trend is still too early to say right now whether we're a new growing trend or not.

但究竟这是意外现象，还是一股新趋势,要下定论现在还为时尚早,我们还无法确定这是不是新趋势。

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