dome

• 指建筑物或构造物上呈圆形的拱形屋顶或穹顶，通常以圆形为底面。也可泛指类似穹顶的半球形或拱形结构。

A noun referring to a rounded vault forming the roof of a building or structure, typically with a circular base.

1. Architectural structureB1formal

   A rounded vault forming the roof of a building or structure, typically with a circular base.

   穹顶

   • The cathedral's dome is visible from miles away.
   • The architect designed a glass dome for the conservatory.
   • The dome of the Capitol building is an iconic landmark.

   同义词archcupolarotundavault

2. Natural formationB2formal

   A rounded natural feature or shape resembling a dome.

   穹丘

   • The mountain's dome was covered in snow.
   • Geologists studied the granite dome formation.
   • The hill has a smooth, dome-like shape.

   同义词cupola

3. Head (slang)B2informalamerican

   Slang term for a person's head.

   脑袋（俚语）

   • He took a hit to the dome during the game.
   • She rubbed her bald dome thoughtfully.
   • Watch your dome on that low ceiling.

   同义词beanblockcoconutcraniumnognogginnoodlenutpateskull