| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | moving staircase | US | Commonly known as 'escalator' and widely used in shopping malls, airports, and office buildings. | 1 |
| 2 | moving staircase | United States | Commonly referred to as 'escalator' and used for convenience in shopping malls and metro stations. | 1 |
| 3 | moving staircase | United States | Commonly found in shopping malls, airports, and urban centers as a convenient means of vertical transportation. | 1 |
| 4 | moving staircase | United States | Commonly known as escalator and widely used in shopping malls, airports, and subway stations. | 1 |
| 5 | moving staircase | United States | Commonly known as 'escalator' and widely used in shopping malls, airports, and subway stations. | 1 |