上界曾召唤过他，但毫无帮助。

The upper world had called him, but would give no help.

youdao

我认为那样毫无帮助。

I don't think that would help one iota.

《牛津词典》

我上完植物学课后直接去上经济学课，不过这对于我理解这两门科目都毫无帮助。

I went to the economics class straight from the botany class, which didn't help me any in understanding either subject.

youdao

And those who argue it's not possible and use science to argue for that, very often,are hurting more than helping the field.

而那些认为这不可能的人,他们用科学来争论，很多时候，只有阻碍作用而毫无帮助。

哈佛公开课 - 幸福课课程节选

That seems a rather misleading,unhelpful,way of making your point.

这似乎是误导人，又毫无帮助的阐明论点的方法。

耶鲁公开课 - 死亡课程节选