Investigations have never turned up any evidence.

调查从未发现过任何证据。

The board of inquiry is continuing its investigations.

调查委员会在继续做调查。

The police tell me they've finished their investigations out there.

警方告诉我他们已经完成了在那边的调查。

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

我们正在进一步调查，并将从那里入手。

He assisted in unofficial ways with the routine legwork in various investigations.

他在多个调查中例行外勤以非正式的方式来进行协助。

Investigations have ground to a standstill because no witnesses have come forward.

调查已陷入一种停滞状态，因为没有证人出来作证。

Their theory was accepted until 1980, when more focused investigations showed it to be incorrect.

他们的理论直到1980年才被接受，当时更有针对性的调查显示这一理论是错误的。

It argues that since prosecutors do not consume a company's products as part of their investigations, they could be influenced only by the halo effect.

它认为，因为检察官的调查并不包括消费企业产品，所以他们就只可能被“光环效应”影响。

Unfortunately, the few scientific investigations of yawning have failed to find any connection between how often someone yawns and how much sleep they have had or how tired they are.

不幸的是，少数针对打哈欠的科学调查未能发现人们打哈欠的频率与他们睡觉时长和疲劳程度之间有任何联系。

The commission's office of compliance, inspection, and investigations plans to intensify its security of stock analysts to investigate whether research is an independent function at brokerage firms.

该委员会的合规，检查和调查办公室计划加强其股票分析师的安全性，以调查研究是否是经纪公司的独立职能。

DNA fingerprinting and other DNA analysis techniques have revolutionized criminal investigations by giving investigators powerful new tools in the attempt to trove guilt, not just establish innocence.

DNA 指纹和其他 DNA 分析技术已经给犯罪调查带来了革命性的变化，它给调查人员提供了强大的新工具来试图发现罪行，而不仅仅是确立清白。

The police have completed their investigations into the accident.

警察已完成对这次事故的调查。

Investigations had revealed extensive rot in the beams under the ground floor.

检测显示一楼下面的横梁已经有大面积的腐烂。

The period from about 1650 until 1800 saw some excellent scientific and technical investigations of different designs.

1650年到1800年这段时间见证了一些设计合理、技术先进的水轮的诞生。

Investigations need to take place.

调查需要进行。

But investigations continue.

不过调查并没有中止。

My investigations were without result.

我的调查毫无结果。

A number of regulators launched investigations.

很多监管机构展开调查。

Police investigations and a public inquiry loom.

警方介入调查，公众不断追问。

Congressional investigations will shed new light.

国会调查将揭露真相。

The investigations will be completed within a week.

调查将在下周结束。

Investigations into the source of infection are underway.

正在进行感染源调查。

The new research is consistent with previous investigations.

新研究和以前的调查吻合。

Investigations into the source of his infection are ongoing.

目前正在对他的感染源进行调查。

Investigations into the source of her infection are ongoing.

正在对感染源进行调查。

Case management keeps your problem investigations organized.

案例管理能让您的故障检查井井有条。

After a slow start, investigations in Britain are now progressing.

经过缓慢的启动之后，英国的调查目前也在进行中。