dome cover ring

例句：

1. 1.The dome cover ring is a crucialcomponent of the roof structure.
   圆顶覆盖环是屋顶结构的关键组成部分。
2. 2. The domecover ring was designed to protect the delicateglass dome from damage.
   圆顶覆盖环的设计是为了保护脆弱的玻璃圆顶免受损害。
3. 3. The dome cover ring wasinstalled by a professional team to ensure itssafety and durability.
   圆顶覆盖环由专业团队安装，以确保其安全和耐用性。