by cable的用法和樣例：
例句
- A telecast by cable television.
通過(guò)有線(xiàn)電視播放電視節目 - A LAN is a system of computers and associated peripherals such as Printers that are physically connected by cable within a limited geographical area-typically in an office building or on a college campus.
局域網(wǎng)就是在一個(gè)有限的地域范圍內，典型的如在辦公大樓或校園中，將計算機及相關(guān)外設(如打印機)用電纜進(jìn)行物理連結而組成的一個(gè)系統。
