求down payment 和 mortgage 的区别.

mortgage 和 down payment 总是搞不清, initial payment和down payment有什么区别呀? Down payment 和 advance payment 有何区别? loan 和 mortgage 有什么区别 make a payment和settle the payment的区别 first payment&down payment pledge和mortgage在用法上有什么区别? break down和bring down的区别 note down和take down的区别 quiet down 和cool down的区别 walk down 和go down的区别 酒店里paid out和payment的区别