从planet.us链接出的网站列表
| No. | 链出域名 | 关键词 |
|---|---|---|
| 1. | nationalgeographic.com | |
| 2. | google.com | |
| 3. | bbc.com | |
| 4. | com.com | |
| 5. | cbsnews.com | |
| 6. | discovery.com | |
| 7. | foxnews.com | |
| 8. | cnn.com | |
| 9. | treehugger.com | |
| 10. | msn.com | |
| 11. | mashable.com | |
| 12. | bing.com | |
| 13. | sky.com | |
| 14. | facebook.com | |
| 15. | twitter.com | @planetusnews |
| 16. | reuters.com | |
| 17. | aljazeera.com | |
| 18. | sciencenews.org | |