cuprobond

例句：

1. 1. The patient's condition worsened significantly after the surgery.
   手术后，患者的病情显著恶化。
2. 2. The bacteria were responsible for the infection in the patient's wound.
   这种细菌导致了患者伤口的感染。
3. 3. Researchers are studying the effects of antibiotics on the bacteria that cause infections.
   研究人员正在研究抗生素对引起感染的细菌的影响。