a thorough investigation or close inquiry; pursuing the truth or causes to determine facts or responsibility.
記者は事件の真相を追究するために何度も関係者に取材した。
The reporter interviewed those involved several times to investigate the truth of the incident.
原因を追究すれば、同じミスを防げるかもしれない。
If we thoroughly pursue the cause, we might be able to prevent the same mistake.
彼は責任の所在を追究され、詳しい説明を求められた。
He was pressed to determine who was responsible and asked for a detailed explanation.