她不得不把项链拿去典当，以支付紧急医疗费用。

She had to try ___pawning her necklace to cover the emergency medical bills.

他觉得自己是在抵押自己的声誉来为这个冒险的商业决策做担保。

He felt like he was ___staking his reputation to back this risky business decision.