un
sealed
1
未密封的, 打开的
not securely closed or fastened, typically allowing access, leakage, or contamination
- The unsealed envelope had its contents exposed.
未密封的信封里面的内容暴露了。
- She noticed the unsealed container and closed it tightly to preserve the food.
她注意到未密封的容器，并紧紧关闭它以保存食物。
- The unsealed bottle of medicine posed a safety hazard.
未密封的药瓶构成了安全隐患。
- The unsealed package had been tampered with during transit.
未密封的包裹在运输过程中被篡改。
- The unsealed windows let in dust and insects from outside.
未密封的窗户让外面的灰尘和昆虫进入。
反义词：