Every retailer has to charge a mark-up to cover overheads, and faces a tension between the immediate pressures of competition and the need to stay in business.
每家零售商都必须为支付管理费而收取溢价，面临着一时的竞争压力与必须维持经营之间的矛盾。
2
The plan was to put family doctors in charge of commissioning secondary services, while subjecting hospitals to more competition.
计划本是让家庭医生负责试运行的二级医疗系统，而让医院经受更多竞争。
3
The growing threat of competition is already forcing a change in existing banks’ behaviour: they have become more transparent about how they charge for overdrafts and other services, for example.