deep investigation laterolog

例句：

1. 1. The company conducted a deep investigation into the cause of the accident.
   该公司对事故原因进行了深入调查。
2. 2. This research is a crucial part of the project's deeper investigation.
   这项研究是项目更深入调查的关键部分。
3. 3. The team will conduct a deep investigation to uncover any potential issues before making any decisions.
   团队将进行深入调查，以找出任何潜在的问题，然后再做出任何决定。