1. The doctor examined the necrotic tissue and recommended immediate surgical intervention.
医生检查了坏死组织，并建议立即进行手术干预。

2. The necrotic cells were stained blue in the microscope slide.
显微镜下坏死的细胞呈蓝色。

3. Necrotic lesions can be a result of various diseases or injuries.
坏死性病变可以是各种疾病或创伤的结果。