She was really climbing a ladder to sit on a gimbal with springs and wheels.

她真的是在爬梯子，坐在带有弹簧和轮子的万向。

This was done on the higher gimbal, as it required a sharper turn.

这是在较高的万向节完成的，因为它需要更急转弯。

And the previs helped the stunt and special effects teams adjust the gimbal's exact movements before filming.

预览帮助特技和特效团队在拍摄前调整万向节的精确运动。

Narrator: The second bus was built on a 15-foot-high gimbal capable of tilting at a 45-degree angle.

旁白：第二辆公共汽车是建立在一个 15 英尺高的万向的，该万向能够倾斜 45 度角。

Narrator: The car was later placed on a gimbal in front of a blue screen, so it would look like it was really teetering at a 90-degree angle over the edge.

旁白：这辆车后来被放在蓝屏前的万向，所以看起来它真的在边缘以 90 度角摇摇晃晃。

Both were suspended: one on a 15-foot-high, six-axis gimbal for the leaps, twisting, and turning, and the other slightly off the ground to simulate the bus shaking and general driving shots.

两者都被悬挂起来：一个在 15 英尺高的六轴万向用于跳跃、扭转和转弯，另一个稍微离开地面以模拟公共汽车的晃动和一般的驾驶镜头。