| I | co-star |
|---|---|
| you | co-star |
| he/she/it | co-stars |
| we | co-star |
| you | co-star |
| they | co-star |
| I | co-starred |
|---|---|
| you | co-starred |
| he/she/it | co-starred |
| we | co-starred |
| you | co-starred |
| they | co-starred |
| I | have | co-starred |
|---|---|---|
| you | have | co-starred |
| he/she/it | has | co-starred |
| we | have | co-starred |
| you | have | co-starred |
| they | have | co-starred |
| I | had | co-starred |
|---|---|---|
| you | had | co-starred |
| he/she/it | had | co-starred |
| we | had | co-starred |
| you | had | co-starred |
| they | had | co-starred |
单语范例（未经PONS编辑处理）
The identity of the pole stars gradually changes over time because the celestial poles exhibit a slow continuous drift through the star field.
en.wikipedia.org To observe a point of tranquility in a moving universe is the idea, like the Pole Star.
en.wikipedia.org Most other names are directly tied to its role as pole star.
en.wikipedia.org In the direction of the planes the pole star is visible.
en.wikipedia.org In order for the axis of the centrally situated planet to stay aligned with the pole stars, it must track them as they circle around the sky.
en.wikipedia.org