| 单词 | old hat |
| 释义 | old hat 1 ENTRIES FOUND: old hat adjective old hat adjective Learner's definition of OLD HAT not used before a noun [more old hat; most old hat] : seen or done many times and no longer interesting老套;过时
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英汉双解词典包含109353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。