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词汇 expectorate
词根词缀 词源:
c.1600, "to clear out the chest or lungs," from L. expectoratus, pp. of expectore "scorn, expel from the mind," lit. "make a clean breast," from ex- "out" + pectus (gen. pectoris) "breast." Use as a euphemism for "spit" is first recorded 1827. Original sense in expectorant (1811).
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更新时间:2025/4/26 6:06:36