tress (n.)youdaoicibaDictYouDict[tress 词源字典]
c. 1300, "long lock of hair," from Old French tresse "a plait or braid of hair" (12c.), of uncertain origin, perhaps from Vulgar Latin *trichia "braid, rope," from Greek trikhia "rope," from thrix (genitive trikhos) "hair." Related: Tresses.[tress etymology, tress origin, 英语词源]
tress (v.)youdaoicibaDictYouDict
"arrange in tresses," mid-14c., from Old French trecier (12c.), from tresse (see tress (n.)).