So as part of the demonstration, what I have is a pair of gloves, and we've coated one of the gloves with the nanotechnology coating, and let's see if you can tell which one, and I'll give you a hint.
接下来的一个演示 我有一双手套 其中一只涂了 纳米科技涂层 看看大家能不能看出是哪一只 我来给你们一个提示。