We cannot say for sure what will happen.

我们说不准将会发生些什么。

《柯林斯英汉双解大词典》

We cannot say whether a particular spill is from one cause or another.

我们不能判断某一处漏油是由什么原因引起的。

youdao

We cannot say ahead of time what novel functionalities will arise in the biosphere.

Kauffman断言道，"我们不可能超越时间去预测生物圈将会出现什么新的功能。 因此我们不知道该把什么变量--是肺或者翅膀还是其它--代入方程。

youdao

"We cannot say subsidies but we call it machinery restructuring, because as you know the machinery for the shoe is already 20-years-old."

VOA: standard.2010.05.13

We cannot say writing came into being belatedly with respect to speech in order to reproduce, imitate, or transcribe speech.

我们不能说书写比演讲产生得更晚,是为了复制，模仿，或者是记录下演讲的内容。

耶鲁公开课 - 文学理论导论课程节选

It's going to say,look,the personality theory of personal identity has an implication that we cannot possibly accept.

这是说个人认同感的人格理论,含有一个我们可能无法接受的暗示。

耶鲁公开课 - 死亡课程节选

"We cannot say that Ms. Vorontsova was the only reason why it happened, " Tatyana Stukalova said.

NPR: Dancer Admits Being Behind Bolshoi Chief Attack

It did not do so here and we cannot say that it erred in failing to do so.

CENTERFORSECURITYPOLICY: converter

We cannot say that these laws -- individually or in aggregate -- drive firearm death rates up or down.

CNN: Study links gun laws and lower gun mortality