infect hypha

例句：

1. 1. The bacteria can infect the human body and cause illness.
   这种细菌可以感染人体并导致疾病。
2. 2. The disease is easily spread by mosquitoes, making it a serious threat to public health.
   这种疾病很容易通过蚊子传播，对公共卫生构成严重威胁。
3. 3.The infection is treated with antibiotics, which are drugs that kill bacteria.
   感染需要用抗生素治疗，抗生素是杀死细菌的药物。