1.
(of discussion, communication,etc)producing no useful results;unproductive
（指讨论、联系等）无结果的,无效果的
2.
Nothing has resulted from my efforts.
我的努力毫无结果。
3.
I have messed about all day, and the result is nothing.
我整天瞎忙，却毫无结果。
4.
My investigations were without result.
我的调查毫无结果.
5.
Their efforts produced no results.
他们的努力毫无结果。
6.
protested the ruling But got nowhere.
反对法令但毫无结果
7.
His efforts bore no result.
他的努力毫无结果。
8.
These efforts have come to naught [nothing].
这些努力都毫无结果。
9.
Sighs and tears how vain!
可音信杳然，毫无结果！
10.
The long years of "political tutelage" have yielded nothing.
“训政”多年，毫无结果。
11.
Vainly did I ask for a reconciliation. = I vainly asked for a reconciliation.
我请求和解,但无结果。
12.
Not productive of a good or useful result.
无结果的，无成效的不产生商品或有用结果的
13.
a barren argument
无结果的争论，无益的争论
14.
inconclusive arguments, discussions, evidence, etc
无结果的辩论、 非决定性的讨论、 无效的证据.
15.
The output would be useless.
输出的结果是无用的；
16.
Your calculation is accurate and correct.
你的计算结果准确无误。
17.
His failure is a product of ignorance.
他的失败是无知的结果。
18.
without value,interest or result
无价值、趣味或结果的