平均海平面 píngjūnhǎipíngmiàn mean sea level Origin Definitions Defs Strokes Stroke Words Sentences Sents 平均 píngjūn adverbadjective average to average out; mean; per capita; on average海平面 hǎipíngmiàn noun sea level The average height of the ocean's surface; used as a starting point for measuring the height of land and the depth of water