vault soffit

例句：

1. 1. The vault soffit is a decorative element that addsstyle to the room.
   阁楼檐口是一个装饰元素，为房间增添了风格。
2. 2. The vaultsoffit is made of wood andhas a beautiful design.
   阁楼檐口由木头制成，设计美观。
3. 3. The vaultsoffit is animportant part of the building's structure.
   阁楼檐口是建筑物结构的重要组成部分。