腸ちょう内ない細さい菌きんMeaningsNoun1. intestinal bacteria; gut bacteriaKanji used腸intestines内inside細thin菌microbePitch accentちょうないさいきんComposed of腸ちょうintestine; bowelNoun内ないwithin ...; inside ...Suffix細さい菌きんbacterium; bacteria; germNoun