单语范例（未经PONS编辑处理）
The challenge for retailers and vendors is to process returns at a proficiency level that allows quick, efficient and cost-effective collection and return of merchandise.
en.wikipedia.org As it is more cost-effective to provide the same level of care in the community, the continued use of such institutions is a paradox.
en.wikipedia.org The package must sell and protect the product, while maintaining an efficient, cost-effective process cycle.
en.wikipedia.org Many other sources have recommended responsive design as a cost-effective alternative to mobile applications.
en.wikipedia.org This information helps those involved in wildlife management to make cost-effective decisions about breeding and stocking programs.
en.wikipedia.org