英语词汇“threshold lights”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	threshold lights
释义	threshold lights threshold lights [′thresh‚hōld ‚līts] (navigation) Lights so placed as to indicate the longitudinal limits of that portion of a runway, channel, or landing path usable for landing. threshold lights Bidirectional lights showing green toward the approach and red toward the runway. These are located in a continuous row across the runway threshold.
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