pipe dream
noun [ C ] uk/ˈpaɪp ˌdriːm/ us/ˈpaɪp ˌdriːm/
白日梦，幻想，妄想;行不通的计划
an idea or plan that is impossible or very unlikely to happen
Her plans are not realistic - they'll never be more than a pipe dream. 她的计划不太现实，永远只能是个白日梦。
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。