上天台

上天台上天台
  1. 我精心计算过和莫里亚蒂上天台后一共有13种可能性

    I calculated that there were 13 possibilities once I 'd invited Moriarty onto the roof .

  2. 这是挂在建筑上的天台楼板--悬臂式结构,

    that 's a roof slab hanging off the building -- cantilevered structures ,