Home/arrowwormarrowworm/ar-oh-wurm/US // ˈær oʊˌwɜrm //UK // (ˈærəʊˌwɜːm) //箭虫,箭头虫,箭毒虫,箭毒Definitionsn.名词 noun1: any small, translucent marine worm of the phylum Chaetognatha, having lateral and caudal fins.Level 5Browse all words →