Before the task, both groups were asked to estimate the distance to the finish line.

在任务开始前，两组人都被要求估计到终点线的距离。

And as they walked, the subjects had to estimate the distance of a specific date.

同时让受试者估计某个特定时间所代表的距离。

The AP estimated distances between pylons, counted railway ties and used a time stamp on the video to calculate the train's speed.

美联社通过视频中电缆铁塔之间的距离, 测量铁路枕木及使用过的印时戳来计算该列车的速度。

Our prototype borrows technology from virtual and augmented reality systems to estimate focusing distance.

我们的原型借鉴了虚拟现实和增强现实系统的技术来估计对焦距离。

We can again use your gaze direction to get a distance estimate for a second time.

我们可以再次使用您的注视方向来第二次估算距离。