“圆屋顶”用英语怎么说？

他们用树枝搭成圆屋顶.They formed the dome with the tree's branches.这是象征法政大学的圆屋顶标志.This symbol of the Thammasat University is known as Dome.幽灵和幻影降落飞船在女妖攻击机的掩护下嗡嗡作响逼近圆屋顶.Spirit and Phantom drop ships escorted by Banshee fliers ...