经证实的英文短语 1. It is a fact that... 2. As confirmed by... 3. Officially established... 4. As evidenced by... 5. Proven through research... 6. Supported by data... 7. Scientifically demonstrated... 8. Documented proof... 9. Backed up by empirical evidence... 10. Verified by reliable sources... 11. Conclusively proven... 12. Confirmed by numerous studies... 13. Demonstrated through experimentation... 14. As attested to by experts... 15. Authenticated by reliable sources. 本文来源：https://www.wddqw.com/doc/836bef9b9d3143323968011ca300a6c30c22f1d9.html