Calling card: Small size board usually around A8, with name etc.
名片：约a 8度的纸板，载有姓名等。
And Polaroid launched a raft of new products including conventional cameras and film, printers, scanners, medical imaging systems, security systems, videotapes, etc. With the Polaroid name, of course.
宝丽来则推出了一系列的新产品，包括了传统相机和胶卷，打印机，扫描仪，医学成像系统，安全系统，录像带等等，当然都是以宝丽来为品牌名字。
Make an entry in the /etc/services with a port for this service with the service name and Port number.
使用服务名称和端口号在 /etc/services 中创建具有相应端口的服务条目。
应用推荐