take/use...as collateral
做抵押

Many people use personal assets as collateral for small business loans.
许多人用个人资产作抵押，办理小额商业贷款。
We take our home as collateral in order to raise money to invest in the scheme.
我们把房子抵押出去，筹款投资这个方案。

A:Can I borrow five bucks?
能借给我5美元吗？
B:No!
不行！
A:Come on! I'll pay you back on Tuesday.
拜托！我周二就会还给你。
B:Last time I lent you money, you never paid me back.
上次你借我钱，到现在还没有还。
A:I promise if you lend me five dollars today, I will repay you in full next week.
我保证我今天借你5美元，我下周一定全部还给你。
B:Ok, but I'm taking your skateboard as collateral.
好吧，我拿你的滑板鞋作为抵押品。
A:Fine! I can't believe you don't trust me.
好吧！我不敢相信你竟然不信任我。
B:It's nothing personal, just business.
这个和个人无关，只是交易。