A telephone line used for communication within an organization or building, facilitating internal connections without external access.
A type of wiring installed inside a structure, specifically designed for internal electrical communication.
A line that runs solely within the confines of a building, allowing for direct communication among its occupants or departments.
Example:
内線２１４に出る人なら誰でも構いません。
A type of air route that connects airports within the same country, facilitating travel between domestic locations without crossing international borders.
An airline operation focusing on flights that exclusively serve passengers traveling between cities and regions within the borders of one nation.
A classification of flight services that operate on local or regional levels, emphasizing convenience and accessibility for travelers moving within a single country.
Example:
喫煙は今では、全ての国内線のフライトで禁止されている。
A telephone line that connects internal communication devices within an organization, allowing for direct dialing between users without needing to go through a public exchange.
A type of telephone system used primarily within offices or buildings that facilitates internal calls and enhances communication efficiency among staff.
A designated phone line that enables calls to be made from one extension to another within the same premises, often featuring unique extension numbers for each phone.
Example:
グレースは階上の内線電話のところへ行く。
A specific number assigned to a telephone within an organization that allows direct internal communication between different extensions.
A unique identifier for each phone line in a company that enables employees to reach one another without going through a central operator.
A designated code used in a business to connect directly to a colleague's phone, facilitating efficient internal conversations.
Example:
交換手です。内線番号をどうぞ。