訂金與定金

advance payment
initial payment(頭期款)
down payment?

deqosait?

deposit, deposite, earnest, subscription

subscription == 訂金(取消訂單 還可以退回?)
earnest == earnest money == 定金(取消訂單 就要被沒收?)
deposite? == 保證金


[ref]
http://bbs.fobshanghai.com/viewthread.php?tid=699359