Amateur footage provides authorities with visual records of those who attend.

业余的视频会为当局提供参与者的线索。

But he also left behind a stunning visual record of his wanderings.

但他也留下了令人惊叹的流浪视觉记录。

And it's because people all over the world demanded an immediate visual record of this historic moment.

正是因为世界各地的人们都要求立即记录这个历史性的时刻的视觉记录。

In the German trenches of the First World War was an artist who perhaps more than any other created a graphic visual record of the new barbarism.

在第一次世界大战的德军战壕中 出现了一位或许比其他任何人都更深刻地 用画作对这一新野蛮状态进行记录的艺术家。

We do allow students to take photographs for students who are doing projects it's useful to make some kind of visual record of what they see that they can add to their reports.

我们允许学生照相。一些做课题的学生可以用视觉记录他们看到的景物，然后添在他们的报告上。