| 词汇 | been there done that |
| 词源 | been there, done that. A recent American phrase, first re- corded in 1983, usually said by someone bored to death with something overly familiar to him or her. |
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英语词源词典收录了13259条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。