求翻译：约定时间集中，乘车赴广州，于广州火车站乘空调火车（软卧或硬卧）赴宜昌（约17小时）车上用餐自理。。宿火车上。是什么意思？

Concentrate the agreed time, travel to Guangzhou, the Guangzhou Railway Station by air conditioned train (soft sleeper or hard) went to Yichang (about 17 hours) car dining themselves. . Places the train.

Agreed, it takes time to concentrate on to the Guangzhou railway station in Guangzhou, air-conditioned sleeper train (or a hard) to Yichang (about 1 hour) dining car at their own expense. . Stay on the train.

The agreement time is centralized, rides in a carriage goes to Guangzhou, (first-class berth or hard berth) goes to Yichang in Guangzhou Train station while the air conditioning train (17 hours on the vehicle to dine approximately) takes care of oneself.。On banked fire vehicle.

Focus of the appointed time, proceed to Guangzhou, take a air conditioning train from Guangzhou Railway station (soft sleeper or hard sleeper) going to Yichang (approximately 17 hours) dine on self-care ... Places on the train.

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