| 释义 |
satnav, n. Chiefly Naut.|ˈsætnæv|
Also sat-nav.
[Acronym f. satellite navigation.]
Navigation assisted by continuous positional information obtained from communications satellites; a navigation system capable of receiving this information.
1975Petroleum Rev. XXIX. 103/1 This company will show integrated sat-nav system, autro-nav transponder system, [etc.]. 1981New Scientist 5 Feb. 340/1 It may well be the spectre of Japan that has hastened the downward movement of the prices of satellite navigation systems—satnavs—to the sailor. 1987Yachting World Apr. 62/1 Sailing up the Red Sea using satnav, I was regularly obtaining from one of the satellites a fix that was over 20 miles from my calculated position. |