Read Edit View history 含氧量 hányǎngliàng oxygen content Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 含氧量 · hányǎngliàng · oxygen content 2026/03/15 含氧量 hányǎngliàng oxygen content the concentration or amount of oxygen contained in a substance or environment. 水中的含氧量对于鱼类生存至关重要。 noun created sense Mar 15, 2026, 01:17 AM