official use

例句：

1. 1.The official use of the new software has been well received by users.
   新软件的官方使用受到了用户的广泛欢迎。
2. 2.The official use of this technology is to improve efficiency in manufacturing processes.
   这种技术的官方用途是提高制造过程的效率。
3. 3. The official use of the new policy is to reduce carbon emissions.
   新政策的官方用途是减少碳排放。