When nuclear fuel is manufactured it is encased in metal cans. [be VERB-ed + in]

核燃料生产出来后被装在金属罐中。

These weapons also had a heavy brass guard which encased almost the whole hand. [VERB noun]

这些武器还有一个沉重的黄铜护手，几乎把整个手都包住了。

It will actually be cheaper to leave the machine encased in concrete to one side of the tunnel, than to take it apart and bring it back to Britain. [VERB-ed]

事实上，将机器用混凝土封存在隧道一侧比将其拆开运回英国更加便宜。

The original plan was to encase a small amount of a radioactive substance in a protective steel container. [V n + in/with]

原先计划是要将少量的放射性物质封存在一个钢质防护罩中。