These red tracking marks allowed VFX to accurately place the arms, despite the constant moving camera and action.

尽管摄像机和动作不断移动，但这些红色跟踪标记使 VFX 能够准确地放置手臂。

Brolin wore a motion-capture suit, tracking marks on his face, and a helmet with cameras attached to it to get every subtle mannerism.

布洛林穿着动作捕捉服，这件衣服会追踪他脸上的痕迹，还有一顶头盔，头盔上装有摄像头，可以捕捉到任何微妙的表情。