Scientists are investigating to find out the cause of the crash / are investigating how the crash occurred.

The health authorities are investigating the matter.

卫生当局正调查这件事.

What has Harry been called up by the investigating committee for?

哈利为什么被调查委员会传讯?

We are investigating the cause of the accident.

我们正在调查意外事件的原因.

Our researchis sailing into uncharted waters / seas , ie investigating fieldsthat have not been researched before.

我们的研究工作正深入到从未涉及过的领域.

Investigation showed his claim to be false.

调查结果表明他所说的纯属虚构

They have arrived at a solution via scientific investigation.

他们通过科学的调查研究得出了解决问题的办法.

We often go out to make social investigation.

我们经常出去进行社会调查.

In an investigation, a new fact became known, which told against him.

在调查中新发现了一件对他不利的事实.

The vehicle was impounded as part of the police investigation.

这辆车作为警务调查的一部份被扣押了.

The police investigation is ongoing.

警方的调查在持续进行中。

To make an investigation one , should go into matters deeply, not just scratch the surface.

做调查工作不能蜻蜓点水, 要深入实际.

How much longer does the independent prosecutor have a mandate to pursue this investigation?

独立检察官受命调查这件事还要多长时间？

The police pressed on with the investigation.

警方不顾困难,继续进行调查.

The letter calls for an investigation of the facts.

来信要求对这些事实进行调查.

I didn't lose too much sleep over that investigation.

我并不太担心那个调查。

Hand in hand with the police inquiries the government has also announced a full investigation.

在警方调查的同时，政府也宣布要展开彻查。

Investigations have never turned up any evidence.

调查从没发现任何证据。

Scientists follow no rigid scientific method in their investigations.

科学家调查研究时不遵循一成不变的方法.

We are making further investigations and will take the matter from there.

我们正在进一步调查，将从那儿入手。

He started to make inquiries and investigations.

他开始打听,调查.