单词 | acron |
释义 | acron [`ak´rän] EVOLUTION Unsegmented head of the ancestral arthropod. INVERTEBRATE ZOOLOGY 1. The preoral, nonsegmented portion of an arthropod embryo. 2. The prostomial region of the trochophore larva of some mollusks. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。