这次讨论毫无成效，我们根本没能解决任何问题。

The discussion was completely ___non-productive as we failed to solve any issues.

公司决定裁撤那些非生产性岗位以节省成本。

The company decided to cut ___non-productive positions to save costs.

这个农场由于土壤质量差，变得不再有产出。

The farm became ___non-productive due to poor soil quality.