"Shell" Natural Recordings by Native Speakers
A protective outer covering or casing, typically made of hard material, surrounding or enclosing something, especially a.kernel or core: The shell of a snail is its hard outer covering that protects its soft inside organs.
A tool, a light, handheld tool used for digging, scraping, or breaking things: The archaeologists used a shell to excavate the ancient site.
A thin, usually transparent or translucent layer of rock or mineral substance that encloses a cave: The shell of the cave was covered with beautiful white crystals.
A hard outer layer of bone that tortoises have, giving them protection from predators: As it shelled out of its eggs, the babies were turned out onto the ground and would make their shelters with the protective shield of a shell that would surround them and give them protection from cold and predators.
A term in computing, referring to the command-line interface that serves as the main way to interact with an operating system or application: The shell will ask users for input and provide a limited set of commands and actions.
A-type shell is what maintains the settings for how root directories and drive paths appear on command-line interfaces.