我们步行走上楼梯。
In this method, you take the barometer and walk up the stairs.
运用这个方法，你需要带着气压计走上楼去。
In this method, you take the barometer and begin to walk up the stairs.
在这个方法里，你可以带上气压计走楼梯。
We walk through darkness, up the stairs.
我们在黑暗中走上楼。
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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