run round in circles idiom informal
做无用功，徒劳无功;在原地兜圈子
to be very active but with few results
We've been running round in circles trying to get the information we need, but no-one will tell us anything. 我们徒劳地试图找到需要的信息，但是没有任何人愿意告诉我们。
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。