| 释义 |
seamark
sea·mark S0190800 (sē′märk′)n.1. A landmark visible from the sea, used as a guide in navigation.2. A buoy or channel marker.3. A transient natural feature, such as a clump of floating vegetation or a flock of birds in flight, that gives a rough indication of the proximity or direction of land, used as a navigational guide in some traditional seafaring cultures.seamark (ˈsiːˌmɑːk) n (Nautical Terms) nautical an aid to navigation, such as a conspicuous object on a shore used as a guidesea•mark (ˈsiˌmɑrk)
n. a conspicuous object on land, visible from the sea, serving to guide or warn mariners, as a beacon. [1475–85] seamark
seamark[′sē‚märk] (navigation) An object designed as an aid to navigation and located with the express purpose of being visible from a distance to seaward; it is often erected in shoal water rather than on land. |