parasitic or free-living bacteria; many pathogenic to humans and other animals
例句
Lyme disease is a disease caused by Borrelia burgdorferi, a spirochaete, and spread by ticks of the genus Ixodes. 莱姆病是一种由伯氏疏螺旋体引起的疾病，由硬蜱属的蜱类传播。
Though not having checked up HIV infected person, HBV and syphilis spirochaete infection inspect up out rates being 13.62% and 0.78%. 虽未检出人类免疫缺陷病毒(HIV)感染者，但乙肝病毒和梅毒螺旋体感染检出率分别为13.;62%25和0
