請勿乘坐電梯 please do not take the elevator . 請勿乘坐電梯。 please take the stairs . 請走樓梯。 請勿乘坐電梯pleasedonottaketheelevator.請勿乘坐電梯。pleasetakethestairs. 請勿乘坐電梯pleasedonottaketheelevator.請勿乘坐電梯。pleasetakethestairs. 請勿乘坐電梯pleasedonottaketheelevator.請勿乘坐電梯。pleasetakethestairs. 請勿乘坐電梯pleasedonottaketheelevator.請勿乘坐電梯。pleasetakethestairs.