Buildings without roofs, for example, are unusual because they depart from the norm.

例如，没有屋顶的建筑是不常见的，因为它们不符合常规。

youdao

Buildings without roofs, for example, are unusual because they depart from the norm.

例如，没有屋顶的建筑是不常见的，因为它们不符合常规。

youdao