Read Edit View history 氢气 qīngqì hydrogen Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 氢气/氫氣 · qīngqì · hydrogen 2026/03/04 氢气 / 氫氣 qīngqì hydrogen hydrogen gas 氢气是一种无色、无味、无臭的气体。 noun created sense Mar 4, 2026, 02:25 AM