surrounded by three bracts

例句：

1. 1.The flowers were surrounded by three bracts, creating a beautiful and delicate display.
   这些花朵被三片花萼包围，构成了一幅美丽而精致的展示。
2. 2.The butterfly was surrounded by three bracts, providing it with protection from predators.
   这只蝴蝶被三片花萼包围，为它提供了躲避捕食者的保护。
3. 3.The plant was surrounded by three bracts, shielding it from the harsh elements.
   这株植物被三片花萼包围，为其遮挡了恶劣的环境。