casing head housing

例句：

1. 1. The new car has a sleek casing head housing.
   这辆新车有一个光滑的壳体。
2. 2. The scientist used a special material to create a protective housing for the device.
   科学家使用一种特殊的材料来为设备创建一个保护壳体。
3. 3. The housing is designed to protect the electronic components inside.
   这个壳体设计用来保护电子组件内部的。