| 单词 | sell someone down the river |
| 释义 | sellsomeonedown the riverto put someone in adifficultordangeroussituationby notactingas you hadpromisedtoact, usually inordertowinanadvantagefor yourself Disloyalty, betrayal & treason
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英汉双解词典包含207842条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。