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单词
be on your guard
释义
be on your guard
to be very careful and prepared for something difficult or dangerous
警惕;提防;警戒
He was always on his guard against moneymaking schemes.
他对赚钱的计划总是保持着警惕。
Topics
Danger
c2
See also guard
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英汉双解词典包含314281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。
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更新时间:2026/9/10 4:18:06