cambered ceiling

• 弓形顶棚

cambered ceiling的用法和样例：

例句

1. A large lantern swung from the low ceiling.
   一只大灯笼悬挂在低低的顶棚上。
2. Pay special attention to the toilet ceiling paint has peeled off or long mold.
   特别留意厕所顶棚有否油漆脱落或长霉菌。