Word中ちゅう心しんtyuusinMeaningcenterPart of speechnounPronunciationCourseJapaneseLessonVocabulary expansion 38Breakdown of tyuusinmiddle; inside中Above the middle of your mouth there's a line called the philtrum.heart心Usages of tyuusin学がっ校こう の 中ちゅう心しん に ある 図と書しょ館かん は とても 広ひろい です。gakkou no tyuusin ni aru tosyokan ha totemo hiroi desu.The library in the center of the school is very spacious.