What does 12 1 mean? What does 12 1 mean?

1, the weather forecast telephone number: 12 1, which generally starts with 12.

2. Mathematical number: 12 1 Pronunciation: 12 1.

3. Network code or number.

4. Common walking or jogging passwords in sports and military training: 12 1 are usually broken and repeated, 1, 2, 1.

5. Other settings and application codes.