单词	bolt head
释义	bolt head noun 1 : the head of a bolt 2 : matrass 3 : the end of a rifle bolt that seats the cartridge in the chamber Word History Etymology Middle English bolthed, from bolt entry 1 + hed head
随便看	avenges avenging avens avenses aventail aventails aventicum Aventine aventred aventres aventring Aventura aventure aventurine aventurines aventurins avenue avenues Avenzoar avenzoar aver average average agreement average bond average clause

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