Develop one by exercising, setting regular sleep and waking times, ensuring your room is dark and cool, avoiding stimulating beverages after midafternoon and engaging in relaxing activities.
通过锻炼、 设定规律的睡眠和起床时间、 确保您的房间黑暗凉爽、 避免下午过后喝刺激性饮料以及进行放松活动来培养这种习惯。