parapsia

例句：

1. 1. Parasitic diseases are a major cause of malnutrition in developing countries.
   寄生虫病是发展中国家营养不良的主要原因。
2. 2. The patient was diagnosed with a parasitic infection after several days of unexplained fever andabdominal pain.
   患者经过几天不明原因的高烧和腹痛后被诊断出患有寄生虫感染。
3. 3. Parasitic conditions can lead to severe health problems if left untreated.
   如果不治疗，寄生虫条件可能会导致严重的健康问题。