Read Edit View history 积垢 jīgòu accumulated grime Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 积垢/ 積垢 jīgòu accumulated grime deeply accumulated filth 这种强力洗涤剂可以轻松去除水管内的积垢。 Edit Delete References Add reference No references for this word.