It's mathematically impossible.

这在数学上是不可能的。

Thick mist made flying impossible.

浓雾使得无法飞行。

His accent was impossible to place.

他的口音无法辨认。

I find it impossible to lie to her.

我觉得无法对她撒谎。

It's impossible to get there in time.

不可能及时到达那里。

It's impossible to get along with him.

不可能跟他和睦相处。

It's no use wishing for the impossible.

企求不可能的事情是徒劳无益的。

She found it impossible to eat lightly.

她当时发现不可能吃到易消化的东西。

They were expected to do the impossible.

他们被要求去做不可能的事。

He knows he's wishing for the impossible.

他知道自己在企盼不可能的事。

Such a policy is difficult, nay impossible.

这一政策很难实施，甚至是不可能的。

The effect is almost impossible to describe.

这影响几乎无法言表。

It is impossible to predict what will happen.

预知未来的事是不可能的。

He thinks the tax is impossible to administer.

他认为治税是不可能的。

He replied that this was absolutely impossible.

他回答说这绝对不可能。

The risks to health are impossible to quantify.

健康的风险是无法用数量表示的。

It's impossible for me to be there before eight.

我在八点之前不可能赶到那里。

The poorness of the land makes farming impossible.

由于土地贫瘠而无法耕作。

It is impossible to say who struck the fatal blow.

不可能确定是谁给了那致命的一击。

It's impossible to hold any individual responsible.

不可能让任何个人承担责任。

It is impossible to foresee how life will work out.

不可能预知生命将如何发展。

It's impossible to disentangle the myth from reality.

分清神话和现实是不可能的。

It is impossible to defend against an all-out attack.

防御全面进攻是不可能的。

It was almost impossible to pinpoint the cause of death.

几乎不可能确定死因。

It's impossible to get everybody together at the same time.

不可能把每个人同时召集在一起。

What had seemed impossible now seemed a distinct possibility.

过去看似不可能的事，现在显然有可能了。

It is impossible to predict what the eventual outcome will be.

无法预测最终结果。

It was impossible to make assumptions about people's reactions.

臆断人们的反应是不可能的。

Sometimes that standard is quite difficult, if not impossible, to achieve.

有时那个标准，即使并非不可能，也是很难达到的。

It's impossible to prove.

这件事无法证实。