cost-effective
adj. 有成本效益的；划算的
副词：cost-effectively 名词：cost-effectiveness
近义词：economical，lucrative，money-making，profitable，gainful，commercial，worthwhile，cost-efficient，
英英释义
Adjective
- productive relative to the cost
例句
- It isn't cost-effective to build cars in such small quantities.这麽小批量地制造汽车不划算。