虱

例句：

1. 1.The child has a severe case of head lice.
   这个孩子有严重的头虱病。
2. 2.The doctor prescribed meticulous treatment for the pediculosis.
   医生为我精心治疗了虱子病。
3. 3.We need to wash our clothes thoroughly to get rid of the pediculosis.
   我们需要彻底清洗衣物来摆脱虱子。