| 释义 |
DEFINITIVE EXAMPLES 权威例句〔eukaryote〕A single-celled or multicellular organism whose cells contain a distinct membrane-bound nucleus.真核生物：一种单细胞或多细胞有机体，细胞内具有一个明显可见的、被膜包围的细胞核美国传统〔protoctist〕Any of the unicellular protists and their descendant multicellular organisms, considered as a separate taxonomic kingdom in most modern classification systems.原生物：任何一种单细胞原生生物和作为它们后代的多细胞有机体，在大多数现代分类系统中将它分为一个单独的界美国传统 |