bed nitrate

例句：

1. 1. The doctor prescribed a special bed salt for her to help with her back pain.
   医生给她开了一种特殊床盐，以帮助缓解她的背痛。
2. 2.The nurse added some bed salt to the patient's IV fluids to prevent infection.
   护士给病人的静脉输液中加入了一些床盐，以防止感染。
3. 3. The chef used bed salt to flavor the soup, adding a subtle savory taste.
   厨师用床盐调味汤，增添了微妙的咸香味道。