pay 和payment的区别,还有salary, earn, wage

pay 和payment的区别,还有salary, earn, wage pay,payment,wage(s)和income的区别要全面的哦 spend expend cost expenditure expenses pay defray payment payoff afford都和支付、花费有关,区别在哪spend expend cost expenditure expenses pay defray payment payoff afford都和支付、花费有关,它们的区别在哪? pay for 和pay back的区别? pay for 和pay of的区别 求down payment 和 mortgage 的区别. 为什么是pay for it 不是pay it for 呢,put it on 就可以,还有pay for 和pay 的区别是什么 wages,earnings,pay,salary,payment有什么区别 pay the bill和pay the price的区别 pay ……for 和pay for的区别 pay for sb和pay sb的区别 PAY 和PAY TO的区别.........不要太高清了把... pay on installment和pay in installment的区别? pay spend take cost 的区别和用法,还有固定结构 pay attention to 和notice 的区别 purchase for 和pay for 的区别? salary income payment 的区别? make a payment和settle the payment的区别这两个有什么区别?具体使用环境有限制吗?