arrowworm

/ar-oh-wurm/US // ˈær oʊˌwɜrm //UK // (ˈærəʊˌwɜːm) //

箭虫,箭头虫,箭毒虫,箭毒

Definitions

n.名词 noun

1
- : any small, translucent marine worm of the phylum Chaetognatha, having lateral and caudal fins.