Second degree burn of back

• 背部二度烧伤

Second degree burn of back的用法和样例：

例句

1. Symptoms of shock may appear within 24 hours after a burn injury, followed by symptoms of toxemia from absorption of destroyed tissue on the surface of the wound.
   四度烧伤破坏皮肤全层和皮下脂肪及其下的肌腱。