积于忽微 jīyúhūwēi to accumulate tiny quantities Definitions Defs Origin Strokes Stroke Words Sentences Sents 积 積 jī verb to accumulate to amass; to store up; to gather over time于 於 yú preposition in Indicates a location, scope, or time; equivalent to 在 zài忽微 hūwēi minute extremely small or minuscule; can refer to a tiny quantity or a minor matter