| 单词 | pathfinder |
| 释义 | pathfinder —pathfinding, n. , adj. /path"fuyn'deuhr, pahth"-/, n. 1. a person who finds or makes a path, way, route, etc.,esp. through a previously unexplored or untraveled wilderness. 2. an airplane, or a person dropped from a plane, sent into a target area to illuminate the area for succeeding aircraft. 3. a radar beacon beamed into a target area to provide guidance for missiles seeking the target. 4. (cap.) an unmanned spacecraft that landed on Mars on July 4, 1997, to obtain climatic and geologic data. [1830-40, Amer.; PATH + FINDER] |
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