他说“两只小白鼠最后在真实的零重力条件下做了试验，并拍成了录像，但是考虑到非常敏感，美国宇航局只提供了剪辑版。”
Two guinea pigs then tested them in real zero-gravity conditions. The results were videotaped but are considered so sensitive that even Nasa was only given a censored version.
另外家里还有两只老年敏感的猫咪，所以不能把它放进家里，这样会打乱现在的平衡。
We also have two old, eccentric cats that could cause problems should their lives be disrupted more ( from that big dog).
介绍一种采用两只压电加速度计作为敏感元件的二维同振型组合矢量水听器。
This paper reports a kind of two-dimensional combined vector hydrophone of resonant-column type in which a piezoelectric accelerometer are used as are sensing element.
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