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vinculum

英 ['vɪŋkjʊləm] 美 ['vɪŋkjʊləm]

n. 联系；线括；系带；纽带

英文词源

vinculum (n.): plural vincula, "a bond, tie," 1670s, from Latin vinculum "that with which anything is bound," from stem of vincire "to bind" (see wind (v.1)).