Senses
外壳/ 外殼 shell
· the protective outer casing, housing, or cover of an object or organism
这种手机的外壳是由耐用的塑料制成的。
外壳/ 外殼 hull
· the main structural exterior or outer envelope of a vehicle, such as a ship or aircraft
潜艇的外壳必须能够承受深海的巨大压力。
References
No references for this word.