spend on与 pay for 的区别

spend on与 pay for 的区别 spend for .spend on .spend in doing.pay for 的区别及意思. pay for take spend on cost 的用法及区别? pay for 和spend on区别 spend与pay...for有何区别 pay..for,spend,cost的区别是什么? pay for cost spend buy 的区别? spend on与spend for的区别?spend与invset的区别? spend.cost与pay的区别 take与pay for ,spend ,cost有什么区别? pay for与pay to的区别 pay off与pay for的区别