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巴基鲸可能是通过像陆地哺乳动物一样的耳朵的开口来探测声音。
Pakicetus probably detected sound through the ear opening as in land mammals.
利用声学原理探测中微子的一个优势就是：与光相比，声音在水或冰中更容易传播。
One advantage of acoustic detection is that sound travels rather better in water and ice than light does.
位于帕萨迪纳市的美国宇航局喷气推进实验室的、协调制作这个视频的Paolo Bellutta说：“这些声音显示出当探测器在火星上移动时的振动。”
'the sound represents the vibrations of the rover while moving on the surface of Mars,' said Paolo Bellutta, at NASA's Jet Propulsion Laboratory, Pasadena, who coordinated production of the video.
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