I was involved in the investigation
调查───investigation;参与───participate in
She is still under investigation.───她仍在接受调查。
The police investigation is ongoing.───警方的调查在持续进行中。
The matter is under investigation.───此事正在调查中。
Mr. Obama may fear an investigation could inflame the kind of partisan divisions he has said he wants to avoid.───奥巴马可能担心，调查会进一步引发党派分歧，而他自己一直表示希望避免这种党派纷争。
Sin on Tuesday insisted that North Korea be allowed to conduct its own investigation of the site, a request so far refused by the South.───申善浩周二坚持说，应当允许朝鲜自己对现场进行调查。这一要求目前为止不为韩国同意。
That review is a part of the investigation that remains to be completed, he said.───他说，评估工作是调查的一部分，目前还未完成。
These documents are largely irrelevant to the present investigation.
The investigation continued for nearly three years.
DNA fingerprinting has proved the clincher in this investigation.
The investigation uncovered widespread corruption within the police force.
Truth never fears investigation.