机器人

我看了一段机器人在中国送外卖的视频。这个机器人是无人机。这个技术非常非常方便。我不知道如果这种飞机器人在中国很普遍，但我觉得很棒。

I watched a video of a robot delivering food in China. This robot is a drone. This technology is very, very convenient. I don't know if this type of flying robot is common in China, but I think it's great.