But deciding what to charge requires careful analysis of such things as break-even points and price elasticities of demand-how buying habits change after a price rise or a discount.
但是定价之前需进行盈亏平衡和需求的价格弹性分析，即提价或打折后购买习惯会发生什么变化。
2
Would you like a discount on your room charge?
你的住宿费需要打折吗？
3
The Federal Reserve has cut the discount rate-the charge it makes for emergency lending to banks-from 6.25% to 5.75%, and lengthened the term of these loans to 30 days.