univalve

adj.单壳的,单瓣的n.单壳软体动物

一壳贝类动物；

名词；

1、Univalves are marine mollusks with a single shell.
一壳贝类动物是带有一个贝壳的海洋软体动物。
2、Snails and slugs are examples of univalves.
蜗牛和蛞蝓是一壳贝类动物的例子。