猎人迅速拔出匕首以自卫。

The hunter quickly ___unsheathed his knife to defend himself.

武士慢慢地将剑从鞘中拔出。

The warrior slowly ___unsheathed his sword from its scabbard.

记者揭露了政府隐藏多年的腐败证据。

The journalist ___unsheathed corruption evidence that the government had concealed for years.