a member or constituent of an organization or group; often used in written contexts (e.g., a committee member).
委員会の構成員は十人だ。
There are ten members of the committee.
そのプロジェクトの構成員は各部署から選ばれた。
The project's members were chosen from each department.
構成員の意見をまとめて報告書を作成した。
We compiled the members' opinions and prepared a report.