英语词汇round-trip light time的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	round-trip light time
释义	round-trip light time 翻译往返照明时间英英释义 Noun 1. the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

round-trip light time