So each finger correlates to the finger movement.

所以每个手指都与手指运动相关。

This required much less finger movement than hunt-and-peck, so it offered enhanced typing speeds.

与狩猎和啄食相比，这需要更少的手指移动，因此它提供了更高的打字速度。

The system uses a device's camera to analyze finger movements as they " type" on a flat surface and shows the results on the phone.

该系统使用设备摄像头来分析手指在平面上" 打字" 的动作，然后将结果显示在手机上。

And then that computer system is connected to another device that provides signals for the muscles in the forearm that drive hand and finger movements.

然后该计算机系统连接到另一个设备，该设备为驱动手和手指运动的前臂肌肉提供信号。

He put some reflective dots on his fingers so he could automatically track the finger movement when you take a side view video with a high-speed camera-just to be able to extract out the velocities and accelerations.

他在手指上放置了一些反光点，这样当你用高速摄像机拍摄侧视视频时，他就可以自动追踪手指的移动-只是为了能够提取出速度和加速度。