| 词汇 | since when |
| 词源 | since when. Jamaicans condensed this expression meaning “a newly rich man or woman” from the phrase “Since when did he (she) get money?” commonly said of such a person. |
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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。