hermetic connector

例句：

1. 1.The hermetic seal of the containerprevents air from escaping.
   容器的密封性阻止了空气的泄漏。
2. 2.The hermetic seal also helps tokeep the contents fresh and safe.
   绝热密封有助于保持内容物新鲜和安全。
3. 3. Thehermetic seal is crucial for maintainingthe integrity of the container.
   绝热密封对于保持容器完整性至关重要。