Walk down the stairs, don't run down.
走下楼梯，别往下跑。
They walk down the stairs into the deserted basement of the building.
他们走下楼梯，来到一间废弃的地下室里。
Walk up and down the stairs, instead of taking the lift.
—用步行上下楼梯来取代搭乘电梯。
Go get some water. Use the restroom. Or walk up and down the stairs.
去喝点水，上上厕所，或上下楼梯。
Go get some water. Use the restroom. Or walk up and down the stairs.
去喝点水，上上厕所，或上下楼梯。
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