xì / bāo / yīn / zǐ / zài / rén / tǐ / de / miǎn / yì / fǎn / yìng / zhōng / fā / huī / zhòng / yào / zuò / yòng细胞因子在人体的免疫反应中发挥重要作用。Cytokines play an important role in the body's immune response.