1. 销售   market   production   revenue   sales   Hint Half-n-half Clue   2. 薪金   salary   loss   profits   income   Half-n-half Clue   3. 供应   supplies   purchase   wage   export   Half-n-half Clue   4. 薪水   supplies   loss   wage   import   Half-n-half Clue   5. 购买   income   production   purchase   sales   Half-n-half Clue   6. 价格   price   revenue   import   market   Half-n-half Clue   7. 费用   income   expenses   investment   revenue   Half-n-half Clue