Collateral抵押物   loan bill借款票据  profitable有利可图的  purchasing采购  stable稳定的  compaign竞赛  strategies策略，对策 consistent坚持  profit收益，利润  when it comes to …… 当提到……  break even不盈不亏，保本，收支平衡  salary薪水  it mean a lot to me这对我来说很重要  This is your bill, please sign your name here这是你的账单,请在这里签名  Yes, sir. Would you write your name and address here?好的，先生。麻烦你在这里写上名字和住址。