He knew that to cross it would be to declare war against Pompey and the Roman Senate;it would involve all Rome in a fearful strife, the end of which no man could foresee.

• 他知道越过这条河就是对庞培和罗马元老院宣战，就会使整个罗马卷入一场可怕的战争，其结局是没有人能够预料的。