惰性气体 Traditional 惰性氣體 duò xìng qì tǐ 🔊 inert gas (esp. a noble gas) + Keep this word Meanings duò xìng qì tǐ 惰性氣體 (chemistry) inert gas (esp. a noble gas) Its characters 惰duòlazy性xìngnatureHSK 4气qìgas; airHSK 4体tǐbody