空き間

(1)an open or empty space in or between things; "there was a small opening between the trees"; "the explosion made a gap in the wall"

(2)物の内部または間の空間あるいは隙間

(3)an empty area (usually bounded in some way between things); "the architect left space in front of the building"; "they stopped at an open space in the jungle"; "the space between his teeth"

(4)（通常、ものとものの間を何らかの手段で境界づけている）空の場所

(1)