The reactor is encased in concrete and steel.

核反应堆由钢筋混凝土围住。

《牛津词典》

When nuclear fuel is manufactured it is encased in metal cans.

核燃料生产出来时被装在金属罐中。

《柯林斯英汉双解大词典》

The camera now had to be encased in a big, clumsy, unmovable soundproof box.

照相机现在必须装在一个笨重的、不能移动的隔音箱里。

youdao

Encased in brass covers with an ergonomically-pleasing, texturized grip, the MX-1's body is a tactile experience.

ENGADGET: Pentax launches brass-bodied MX-1 point-and-shoot: 12MP with 4X zoom (update: now with hands-on photos)

The leak appeared to be from a section of piping at the station that is encased in concrete.

WSJ: BP to Cut Oil Production on Alaska's North Slope

Encased in sandstone, the skeleton has been excavated in seven blocks by experts from the Dinosaur Isle Museum.

BBC: Isle of Wight dinosaur bones being restored