中文翻译与英英解释

n.
【动物；动物学】因子副体。

DNA that is not incorporated into the genome but is replicated together with the genome (especially in bacterial cells)

例句与用法

Episome is an additional genetic element that can exist either as an autonomous entity or be inserted into the continuity of the chromosome of a host cell .
附加体是能插入寄生细胞连续的染色体之中，也能以自主实体而存在的一种附加遗传因素。