Unverified50% confidenceFactExact time
波士顿动力公司的BigDog发布于2005年，Spot发布于2019年，采用液压驱动与传感器融合技术，价格动辄数万美元
1
Sources
50%
Confidence
Long-term
Relevance
7/10/2026
First Seen
Sources
Related Claims
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