spend on与spend for的区别?spend与invset的区别?

spend on与spend for的区别?spend与invset的区别? spend.on spend.in 与spend.doing的区别 spend on与 pay for 的区别 spend on与spend doing的区别和用法? spend on与spend in doing区别 spend 与take 的区别 spend与cost的区别 spend与take的区别? spend in和 spend on的区别 spend with 和spend on的区别 spend for .spend on .spend in doing.pay for 的区别及意思. spend on/for sth的区别