领域专家无所不知，但把一切都向你倾囊相授却毫无意义。

Domain experts hold all the knowledge, but it's inefficient for them to try to give you all that domain knowledge up front.

youdao

但如果按惯常的用法把这些特殊用法的词用于葡萄树或类似事物却毫无意义。

But if usage has especially fixed these terms to the vine and like things, this is nothing.

youdao

乱哄哄、闹嚷嚷，摆架子，告诉我们的只是大量有关政客热潮冷讽，在真实赤字降低上却毫无意义。

It's all sound, fury, and posturing, telling us a lot about the cynicism of politicians but signifying nothing in terms of actual deficit reduction.

youdao