seashell

['si:ʃel]

n.海贝, 贝壳

例句与用法：

Small seashells were often used as a primitive kind of money.

小贝壳常被用作简单的货币。

详细释义：

n.

贝壳, 海贝[C]

These are the seashells we collected last summer.

这些海贝是我们去年夏天搜集的。