Thus began a voyage -------他们开始了一次水上航行。 that may as well have taken place in a parallel dimension 从纵向和横这两个维度开始 for all - - - - ==despite- - - 不考虑- - - 忽视 -- - - for all the relationship 不考虑这层关系 the distance travelled had to the time it took行过的路程和所花费的时间