data transfer

例句：

1. 1. The company's main business is the data transfer of information between different systems.
   该公司的主要业务是在不同系统之间传输信息。
2. 2.The new software allows for efficient data transfer between devices.
   新软件允许设备间高效数据传输。
3. 3.The data transfer speed was so slow that it took hours to complete a simple task.
   数据传输速度如此之慢，以至于完成一个简单的任务需要数小时。