ambulacrum造句

例句与造句

1. Coelopleurus maculatus a . agassiz & h . l . clark : medium to rather small , low - hemispherical . ambulacra as broad as interambulacra
   并提供了大部分种的形态结构图片，对一些容易混淆的常见种进行了讨论比较。
2. It's difficult to find ambulacrum in a sentence. 用ambulacrum造句挺难的