这些人没有在日落时入睡，也没有在日出时醒来，这表明光照暴露对他们的睡眠模式并没有太大的影响。

The groups did not go sleep at sunset and they did not wake up at sunrise, suggesting that light exposure did not have much influence on their sleep patterns.

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大部分收益经理会使用当日出租率（或入住天数（DOS））进行预测，所以必须使用以往趋势的入住时长模式确定入住时长控制。

Most RMs are using date of Occupancy (or date of stay DOS)forecast and therefore must use the past trends LOS patterns to define LOS controls.

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