1) ambulacral groove
步帶溝
2) ambulacrum
[英][,æmbjə'leikrəm] [美][,æmbjə'lekrəm]
步帶
3) ambulacral plate
步帶板
4) ambulacral pore
步帶孔
5) ambulacral system
步帶系
6) Trench
[英][trentʃ] [美][trɛntʃ]
溝
参考词条