| English | eng-000 |
| primary circle | |
| 普通话 | cmn-000 | 主大圆 |
| 普通话 | cmn-000 | 基准大圆 |
| 普通话 | cmn-000 | 基圆 |
| 普通话 | cmn-000 | 基本圆 |
| 普通话 | cmn-000 | 球面坐标)基准大圆 |
| English | eng-000 | base circle |
| English | eng-000 | fundamental circle |
| English | eng-000 | generating circle |
| English | eng-000 | ground circle |
| English | eng-000 | primary great circle |
| English | eng-000 | rolling circle |
| English | eng-000 | zero circle |