单词 | on guard |
释义 | on guard phrase See full dictionary entry for guard If someone is on guard, they are on duty and responsible for guarding a particular place or person. Police were on guard at Barnet town hall. |
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英语词典包含147115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。