Persistent acid reflux damages the esophageal mucosa, causing local inflammation, or esophagitis.

持续性酸反流会损害食管粘膜，引起局部炎症，即食管炎。

Mucosal damage can cause inflammation, or esophagitis, which can lead to complications like stenosis and Barrett's esophagus.

粘膜损伤可引起炎症，即食管炎，这可能导致并发症，比如食管狭窄和Barrett食管。