单词 bolt's-head 释义 bolt-head, bolt's-headAlso 7 boult head, boulthed.[f. bolt n.1]1. The head (a) of a bolt, or arrow; (b) of a bolt for holding parts together.c1475Voc. in Wr.-Wlcker 812 Hec cuspis, a bolthed.1483Cath. Angl. 36 A Bolte hede, capitell...