annelid

n.[动] 环节动物

Annelid refers to any of a phylum (Annelida) of usually elongated segmented coelomate invertebrate animals including the earthworms, leeches, and various marine forms.

名词

1. Earthworms are a well-known example of annelids.
地虫是著名的环节动物的例子。

2. Leeches are a type of annelid that are often used in medicine.
水蛭是一种常用于医药领域的环节动物。