| 词汇 | my back teeth are floating |
| 词源 | my back teeth are floating. “I have to urinate—badly.” This U.S. expression, still heard, originated in the early 1900s and is used in England as well. |
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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。