Home / HSK Vocabulary / HSK 5 / 天然气 天然气 tiān rán qì HSK 5 · C1 Meanings natural gas Quick facts Traditional天然氣 HSK LevelHSK 5 CEFRC1 ← Back to HSK 5 word list Practice 天然气 with flashcards MandoBridge uses spaced repetition to help you remember HSK 5 vocabulary — free on iOS and Android.