intramammary

例句：

1. 1. The mammary glands are responsible for producing milk.
   乳腺腺负责产生奶水。
2. 2. The intramammary infection is difficult to treat.
   乳腺感染难以治疗。
3. 3. She was given an intramammary vaccine to protect her against the disease.
   她接受了一种乳腺疫苗来预防这种疾病。