Unverified50% confidenceFactExact time
ARKit自2017年推出以来历经多版本迭代，其手部追踪功能可实时输出21个关节点的三维坐标，采样频率达30帧/秒以上
1
Sources
50%
Confidence
Long-term
Relevance
7/18/2026
First Seen
Sources
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