white and greasy tongue coating

例句：

1. 1.The doctor advised him to brush his teethtwice a day to remove the white andgreasy tongue coating.
   医生建议他每天刷牙两次，以去除白而油腻的舌头膜。
2. 2. The patient's conditionworsened due to the white and greasy tongue coating, which made it difficultfor him to eat.
   由于白而油腻的舌头膜，患者的病情恶化了，这使得他难以进食。
3. 3. Thedentist removed the white andgreasy tongue coating from thepatient's mouth before performing thedental procedure.
   在执行牙科程序之前，牙医从病人的嘴里移除了白而油腻的舌头膜。