L字头列车:临客,全称“临时旅客列车”
This series is in operation only during the peak travel time, such Chinese Spring Festival and the National Holiday. They will not be listed in the official fixed schedule. It is not advised to take this type if you have other options as they are routinely subject to delays.
这个系列的车次仅仅会在客运高峰期的时候出现,比如春节和国庆节。没有固定的发车时间,一般情况下,能坐上别的车,就不会坐临客,因为它们通常都会晚点。