사이

space; distance; gap

Explanation

1. space; distance; gap
The distance or space between one object and another, or between one place and another.

2. span; time
The period between one point in time and another.

3. time
Time or leisure to do something.

4. relationship
A mutual relationship or the degree of emotional bond in a relationship.

Examples
두 나라 사이
지구와 태양 사이
지붕과 천장 사이

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