For example, switch off the light when leaving and save water.
例如，在离开的时候关灯，节约用水。
When leaving your room, please turn off the power switch and air-control to save energy.
离开客房时应关闭房间的电器和空调，以减少能源的消耗。
When leaving your room, please turn off the power switch and air-control to save energy.
离开客房时应关闭房间的电器和空调，以减少能源的消耗。
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