| 释义 |
Definition of well hole in English: well holenoun ˈwɛl həʊl 1An opening through a floor or series of floors, especially one into which a staircase, chimney stack, etc., may be installed, or one which admits light. 2A central open space forming the vertical core around which the stairs of a winding or spiral staircase may be set. Also more generally: the whole shaft in which such a staircase is set; a stairwell. 3A vertical shaft in a building for a lift or for lifting equipment. 4A vertical hole or shaft in the ground; specifically the shaft or borehole of a well.
Origin Mid 17th century. From well + hole. Definition of well hole in US English: well holenounˈwɛl həʊl 1An opening through a floor or series of floors, especially one into which a staircase, chimney stack, etc., may be installed, or one which admits light. 2A central open space forming the vertical core around which the stairs of a winding or spiral staircase may be set. Also more generally: the whole shaft in which such a staircase is set; a stairwell. 3A vertical shaft in a building for a lift or for lifting equipment. 4A vertical hole or shaft in the ground; specifically the shaft or borehole of a well.
Origin Mid 17th century. From well + hole. |