set/put someone's mind at rest/ease idiom
C1 让（某人）放心，使（某人）安心
to stop someone from worrying about something
Chris phoned to say they'd arrived safely, so that really put my mind at rest. 克里斯打电话来说他们已经安全抵达，这下子我真的放心了。
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。