serve as cover

• 用作担保品

serve as cover的用法和样例：

例句

1. You're betting I'll put up my meadow as collateral.
   你是在打赌我一定会拿我那块草地作担保品。
2. Would you pledge your soul as loan collateral?
   你会将灵魂当作贷款时的担保品吗？