项目协调员负责确保各部门之间的顺畅沟通。

The project ___coordinators are responsible for ensuring smooth communication between departments.

活动协调员负责安排会议时间和地点。

The ___coordinators are responsible for scheduling the meeting time and location.

进攻协调员为球队设计了新的战术方案。

The offensive ___coordinators developed a new strategy for the team.