A live camera relayed the final few seconds before the collision.

现场摄像机转播了碰撞前的最后几秒钟。

At its peak, April's live camera on YouTube had almost 5 million viewers per day.

在巅峰时期，April 在 YouTube 上的实时摄像头每天有近 500 万观众。

We had a live camera up on what looked like a smoking flash across one of the World Trade Center towers.

我们在世贸大厦的一座塔楼上看到了一个冒烟的闪光灯。

We had a case a few years ago, we had a live camera feed that was of a hotel room in Malaysia.

几年前我们遇到过一个案例，我们有一个马来西亚酒店房间的实时摄像头画面。

So imagine this: the PowerPoint projected on the screen at the front of the class is of a live camera pointed at the class as they watch the presentation.

想象一下：投影在班级前面屏幕上的 PowerPoint 是一个现场摄像机，在他们观看演示时指向班级。