15种“价”的英语说法：
1. 降价 - price reduction
2. 涨价 - price increase
3. 无价 - priceless
4. 代价 - cost
5. 评价 - evaluation [ɪvælju'eiʃən]
6. 身价 - social status ['səʊʃl'stætəs]
7. 物价 - price of goods
8. 估价 - appraisal [ə'preɪzl]
9. 标价 - price tag
10. 掉价 - lose face
11. 讨价 - bargaining ['bɑːɡɪnɪŋ]
12. 差价 - price difference
13. 廉价 - cheap price
14. 漫天要价- ask an exorbitant price
15. 明码标价 - marked price