这个词是什么意思？
An order of parasitic EUKARYOTES typically having four to six flagella. True cysts are known in very few species. Trichomonadida were formerly members of the class Zoomastigophora in the old five kingdom paradigm.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D016834 · MeSH 2026。
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