Fēi zhōu zhuī chóng bìng / shì / yì zhǒng / yóu / jì shēng chóng / yǐn qǐ / de / yán zhòng / jí bìng非洲锥虫病是一种由寄生虫引起的严重疾病。African trypanosomiasis is a serious disease caused by parasites.