Chairman refused to commit himself on the controversial subject before making due investigations.

主席拒绝在作必要的调查研究之前对这个有争论的问题表态。

Their investigation report was full of ambiguities.

她们的调查告模棱两可。

These investigations are not done for nothing.

这些调查工作自然不是白做的。

Christmas intervened and the investigation was suspended.

这期间来到了，调查暂停。

The investigation needed to be handled sensitively.

调查需要谨慎从事。

The police pressed on with the investigation.

警方不顾困难, 继续进行调查。

The investigation has laid bare their fraudulent scheme.

这个调查把他们的骗局暴露遗。

They’re still plodding along with their investigation.

他们仍然在不厌其烦地进行调查。

An exhaustive investigation of the facts proves the contrary.

彻底地调查事实发现情况正好相反。

The committee reported its findings after a thorough investigation.

委员会在彻底调查告了调查结果。

The research has opened up new realms for investigation.

这一研究开拓了新的探讨领域。

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。

The witness in the bribery investigation refused to name names.

在贿赂案的调查中, 证人不肯指名道姓。

The general session approved the report of the investigation committee.

全会批准了调查委员会的告。

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 Chief Inspector took charge of the investigations into the murder.

探长开始主持这起谋杀案的调查。

The police are working in conjunction with tax officers on the investigation.

警方正和税务官协同进行调查。

At present we must energetically encourage the practice of making investigations and studies.

目前,我们要大兴调查研究之风。

Lack of further clues meant that the murder investigation came to a dead end.

没有进一步的线索，谋杀案的调查陷入僵局。

The investigation has most sense about cell immunity. phylaxis, cell differ-entiation and preventive therapy.

对了解消化道肿瘤的发病机制、细胞免疫与防御、细胞分化及预防治疗等方面具有十分重要的意义。