1To be involved in or engage in a task, project, or activity; to take part in and often have a role or responsibility.
大学で新しい研究プロジェクトに携わることになった。
I became involved in a new research project at the university.
彼は災害支援の活動に長年携わっている。
He has been engaged in disaster relief activities for many years.
その事件の調査には外部の専門家も携わった。
External experts also took part in the investigation of that case.