lo.ran

n.（名詞）
A long-range navigational system in which position is determined by an analysis involving the time intervals between pulsed radio signals from two or more pairs of ground stations of known position.
洛倫：一種長(zhǎng)距離導(dǎo)航系統(tǒng)，通過(guò)對(duì)兩個(gè)或更多對(duì)已知位置的地面站發(fā)出的無(wú)信電脈沖的時(shí)間間隔的分析來(lái)測(cè)定方位

來(lái)源：
lo(ng-)ra(nge) n(avigation)
lo(ng-)ra(nge) n(avigation)