Word丁寧ていねい にteinei niMeaningcarefullyPart of speechadverbPronunciationCourseHardcore JapaneseLessonLesson 45Usages of teinei ni薬剤師やくざいし に 処方箋しょほうせん を 見みせたら、 飲のみ方かた を 丁寧ていねい に 説明せつめいして くれましたyakuzaishi ni shohousen o misetara, nomikata o teinei ni setsumeishite kuremashitaWhen I showed the prescription to the pharmacist, she carefully explained how to take the medicine.