hear (something) through/on the grapevine idiom
从传闻中听说，通过道听途说获悉，听小道消息知道
to hear news from someone who heard the news from someone else
I heard through the grapevine that he was leaving - is it true? 我听到传闻说他要离开了——是真的吗？
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。