1.draw from a sheathe or scabbard, as of a sword.
把像剑之类的从鞘套或盖子中拔出。
2.To sheathe or cover(a metal) with a metal.
镀上用一种金属包住或覆盖（另一种金属）
3.A team at the Massachusetts Institute of Technology engineered a long tubular virus called M13 to sheathe itself in proteins that glom onto cobalt and gold atoms.
美国麻省理工学院的团队把一种叫做M13的长管状病毒拿来设计，使得它以蛋白质鞘包覆自己，并让钴原子与金原子附在蛋白质上头。
4.The two opponents decided at last to sheathe the sword and met at a dinner given by their friend.
这两个对手终于决定讲和，在朋友举行的晚宴上会面了。
