该微生物的大小介于病毒和细菌之间，具有明显的细胞壁和细胞膜双层结构，但无明显的细胞核。
The RLO with cell wall was smaller than bacteria but larger than virus and had cell membrane without nucleoid area.
病毒粒子由致密的核心和包围着核心的双层衣壳组成，有的为空心衣壳，多呈晶格状排列；
The Reo-3 virions composed of dense core and two layered capsids aggeregate to crystalline arrangement.
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