| 单词 | guard line |
| 释义 | guard linenoun1 : bearer sense 5b(3) 2 : a line constituting the inner side of the flangeway of a railroad crossing or switch and comprised of guardrails and wing rails compare gauge line |
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。