| 单词 | tumbling (upon) |
| 释义 | tumbling (upon) verbas in finding to come upon unexpectedly or by chance while we were out on a drive in the country, we tumbled upon a farm stand selling the best peaches I've ever tasted Synonyms & Similar Words Relevance
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。