airway beacon
chiefly US (now historical )
noun
Each of a number of powerful flashing lights marking an air corridor and acting as a visual guide for aircraft pilots.
Origin
1920s; earliest use found in The Bridgeport Telegram.
| 单词 | airway beacon |
| 释义 | airway beaconchiefly US (now historical ) noun Each of a number of powerful flashing lights marking an air corridor and acting as a visual guide for aircraft pilots. Origin |
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