| 单词 | Arcella |
| 释义 | Arcella /ahr sel"euh/, n. a genus of freshwater, ameboid protozoa that secrete a hard, umbrellalike shell having a single opening through which the pseudopodia extend. [1838; < NL, equiv. to L arc(a) a chest, box + -ella dim. suffix] |
| 随便看 |
|
英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。