investigation

We are making a thorough investigation.

我們正在進行徹底調查。

Despite athorough investigation,not race of DrSouthwell has been found.

儘管進行了徹底的調查，還是沒有發現索思韋爾博士的任何蹤跡。

Talbot was presented with 80 potential avenues of investigation.

給塔爾博特提出了80種進行調查的可能途徑。

It's not right to make a decision with out investigation and study.

沒有調查研究就作出決定是不妥的。

The police have launched an investigation into the incident.

警方已對該事件展開調查。

This is why I have done the investigation for you.

這就是為什麼，我也做了調查，為你。

They incited him to go into further investigation.

他們鼓勵他進行進一步的調查。

on-the-spot investigation實地考察

field investigation現場調查；現場試驗

experimental investigation試驗研究

under investigation在調查研究中