1. 管轄區(qū)域管轄或控制的地域
   The territorial range of authority or control.
2. 漩渦在一定地域內(nèi)液體的螺旋狀運(yùn)動(dòng)，尤指把附近各種東西吸向其中心的螺旋水流或空氣
   A spiral motion of fluid within a limited area, especially a whirling mass of water or air that sucks everything near it toward its center.
3. 地區(qū)，行政區(qū)一個(gè)地域的分支，如為了管理的目的
   A division of an area, as for administrative purposes.
4. 局域網(wǎng)就是在一個(gè)有限的地域范圍內(nèi)，典型的如在辦公大樓或校園中，將計(jì)算機(jī)及相關(guān)外設(shè)（如打印機(jī)）用電纜進(jìn)行物理連結(jié)而組成的一個(gè)系統(tǒng)。
   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.

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