pay (something) out
phrasal verb with pay verb uk/peɪ/ us/peɪ/ paid | paid
（为…）付出大笔钱，（向…）支付大笔资金
to spend a lot of money on something, or to pay a lot of money to someone
I've just paid out $500 on getting the car fixed. 我刚刚花了500美元的高价修理那辆车。