由于表现不佳，他被降级到后勤部门工作。

Due to poor performance, he was ___relegated to a position in the logistics department.

这支球队因为表现不佳而被降级。

The team was ___relegated due to poor performance.

由于表现不佳，他被降级到了二线团队。

Due to poor performance, he was ___relegated to the second-tier team.