乳腺炎

例句：

1. 1.She developed a severe case of mastitis after giving birth.
   她在生完孩子后患上了严重的乳腺炎。
2. 2. The treatment for mastitis usually involves antibiotics and rest.
   治疗乳腺炎通常需要抗生素和休息。
3. 3.It is important to seek medical attention if you suspect you have mastitis.
   如果你怀疑自己患有乳腺炎，寻求医疗帮助是很重要的。