出典:Wiktionary
出典:『Wiktionary』 (2026/01/15 14:35 UTC 版)
Borrowed into 中期英語 from Old French trepan, from Latin trepanum, from Ancient Greek τρύπανον (trúpanon, “auger, borer”). Doublet of trephine.
trepan (plural trepans)
trepan (third-person singular simple present trepans, present participle trepanning, simple past and past participle trepanned)
trepan (plural trepans)
trepan (third-person singular simple present trepans, present participle trepanning, simple past and past participle trepanned)
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