To prove that factor a has no effect whatever on outcome b may be important in the sense that it refutes a hypothesis.

证明因素 a 对结果 b 没有任何影响可能是重要的，因为它驳斥了一个假设。

youdao

This, in turn, has a major effect on their diet, leading scientists to speculate that the ability to learn population-specific hunting methods could be driving the animals' genetic development.

这进而对它们的饮食产生了重大影响，促使科学家们推测，学习特定种群狩猎方法的能力可能推动了这些动物的基因发育。

youdao

"There will be a knock-on effect for car production in the UK, but we don't yet know what it is," he said.

他说，“这对我们在英国的汽车生产会形成连锁反应，但是目前为止我们还不知道是什么样的”。

youdao

This echo effect can be heard on the recording of this huge hit for the Supremes in nineteen sixty-four, "Where Did Our Love Go?"

VOA: special.2009.05.11

And in so far as it is possible for me, to try to preempt what that impact or effect might be in the sense of trying to figure out whether or not it will have an impact on you and what it might be.

只要有可能，我就会通过自己对诗歌的感受,来试图推断这首诗,是否会对读者产生冲击，会产生怎样的冲击。

普林斯顿公开课 - 人性课程节选

(Test) The U.N.Secretary-General says he is "optimistic" a climate-change agreement can be reached in Copenhagen that will include specific recommendations on key elements that will take effect immediately.

VOA: standard.2009.12.09

The SEC adds that it expects the exchanges and FINRA will begin implementing the newly adopted rules as early as Friday and that they will be in effect on a pilot basis until Dec. 10.

FORBES: Magazine Article

Some in the Irish government have already warned that a "no" vote would in effect be a referendum on euro membership.

BBC: Ireland gets to vote on EU fiscal treaty

To have continued with the RPI would in effect be to carry on making benefits more generous, rather than retaining their real value.

ECONOMIST: The switch in price indices