Definition
Living or residing in the same house or building.
在同一建築物內
They have been living under the same roof since they got married.
他們自從結婚以來就一直住在同一個屋簷下。
Despite their differing personalities, the siblings still live under the same roof.
儘管性格不同，這對兄弟姐妹仍然住在同一個屋簷下。
During university, many students choose to live in dormitories under the same roof.
在大學期間，許多學生選擇住在同一個屋簷下的宿舍。