羊续为南阳太守，盐豉共一壶
是什么意思？

Question

Answer

是指人为官清廉俭朴，羊续是以前古代的一位官员，当到了很高的位置后，依旧吃盐豉配饭，没有大鱼大肉的。

Answer

羊续 is a person
為 in the capacity of
南阳 is a place name
太守 governor
盐豉 salt and fermented beans (for making soya sauce etc)
共 total
一壶 one jug

What it means that this person although is a provincial governor, all he has is a  jug of salt and fermented beans to show for, meaning he is an honest and incorruptible official.