用湿衣服盖住口鼻。尽量走楼梯，不要乘电梯。
Use wet clothes to cover your mouth and nose. Always use stairs don't use elevators.
他们建议走楼梯而不要乘电梯，坐自动扶梯时走上去，同孩子做能动作的游戏，跳跳舞或做些园艺活。
They suggest taking the stairs rather than the lift, walking up escalators, playing active games with your children, dancing or gardening.
他们建议走楼梯而不要乘电梯，坐自动扶梯时走上去，同孩子做能动作的游戏，跳跳舞或做些园艺活。
They suggest taking the stairs rather than the lift, walking up escalators, playing active games with your children, dancing or gardening.
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