名詞 investigating:

1. the work of inquiring into something thoroughly and systematically
   同義詞：investigation

動詞 investigate:

1. investigate scientifically
   同義詞：investigate, look into
2. conduct an inquiry or investigation of
   同義詞：investigate, inquire, enquire

1. I felt impelled to investigate the matter further.
   我覺得自己有責任對事情作進一步調查。
2. His representation influenced them to investigate.
   他的陳述促使他們去調查。
3. The company hired a detective to investigate the accident.
   公司雇傭了一名偵探來調查這次事故。
4. The police are investigating the murder.
   警察正在調查這件謀殺案。