Besides deciding challenges, Hawk-Eye also offers various statistics, like serve direction and placement, shot comparisons and player movement tracking information.

除了确认挑战有效与否，鹰眼还提供各种统计数据，如发球方向和落球点、击球比较和球员移动路径。

youdao

Hawk-Eye involves 10 cameras placed around the court, with five looking at each end.

鹰眼由环绕球场的十台照相机组成，在每一端有五台照相机。

youdao

But then again, action completely stops in tennis every few second between points, so how something like Hawk-Eye would fit into soccer remains to be seen.

不过在网球比赛中，每个球之间会有几秒钟的停顿，所以类似鹰眼系统的技术能否适应足球比赛，仍有待考察。

youdao

Hawk-Eye was bought by electronics giant Sony in 2011, but remains a relatively small company.

BBC: Hawk-Eye's inventor eyes football expansion

Hawk-Eye, owned by World Cup sponsor Sony, is among the approved frontrunners for the commission.

FORBES: The Sports Names You Need To Know In 2013

The Hawk-Eye system is extensively used in tennis, using cameras to calculate the trajectory of the ball.

CNN: Does football need technology?