They might ingest extracellular antigen, presented pieces of it on their cell surface in the context of MHC-2.

它们可以吞噬胞外抗原,根据细胞表面的,主要组织相容性抗原-2

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The innate immune system composed of neutrophils and macrophages; these are cells that are crawling around your body all the time ready to eat bacteria.

它由嗜中性粒细胞和巨噬细胞构成,这些细胞不断在周身蠕行,准备吞噬细菌

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But this antigen presenting cell is more likely a professional antigen presenting cell, or a subset of cells of your immune system that are specialized in ingesting foreign particles and displaying their contents to the rest of the immune system.

但这种抗原呈递细胞更加类似于,专职抗原呈递细胞,或者是体内免疫细胞中的一个亚群,专门从事吞噬异己物质,并告知免疫系统的其他细胞的工作

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