怎么用英语介绍一个产品？介绍基本性能时，首先要总体介绍产品有哪些功能，并突出主要功能和附属功能，阐明为什么设置相关的辅助功能，并对主要功能及辅助功能的使用条件或方法进行简要说明。其次，简要分析不同地区的文化及环境(包括气候、生产生活条件等)的差异，简要说明产品在不同的地区如何更好地利用相关功能。
　　John: I see you take an interest in our products, am I right?
　　Henry:Yes. Could you tell me something about them?
　　John:This is our high-tech product. This type of product has a high performance. It could be used in the deep ocean 5,000 meters under sea level monitoring environmental changes around 300 square kilometersin the waters. Additionally, its quality is quite good. Every product should be inspected for five times by quality inspection system and tried out for one month in order to assure its quality and performance.
　　Henry:That's impressive. How about after-sales service?
　　John: It has five years warranty. What's more,we will provide technical support. Here's our samples and catalog. You will find the details there.
　　Henry: Thank you very much. I'd like to have a good look.
　　John :All right.
　　约翰:我想您对我们的产品很感兴趣，是吧?
　　亨利:是的。您能否给我介绍一下?
　　约翰:这是我们的高科技产品。这款产品的性能很好。它能应用在海平面5000米以下的地方，监测方圆300平方千米海域的环境变化。此外，它的质量非常好。每一款产品都要经过质量检测系统的五次检测，还要试用一个月来确保质量和性能。
　　亨利:这真令人惊叹。那售后服务怎么样?
　　约翰:它有五年的保质期，更重要的是，我们提供技术支持。这是样机和产品目录。所有的详细信息都在这里了。
　　亨利:非常感谢，我想仔细看看。
　　约翰:好的。