知之甚微 zhīzhīshènwēi to know very little about Origin Definitions Defs Strokes Stroke Words Sentences Sents 知 zhī verb to know to know; to be aware of; to realize or sense之 zhī pronoun it Used only in the object position to refer to a person or thing already mentioned, meaning "him", "her", "it", or "them".甚微 shènwēi minuscule very small; minimal; scant; negligible