[wú suǒ wèi]
（说不上） cannot be designated as; not deserve the name of
These materials can't be said to have much value as historical records.
这些材料无所谓有什么史料价值。
adopt an indifferent attitude
采取无所谓的态度
a matter of indifference
无所谓的事
It doesn't matter to me.
这对我无所谓。