noun🔗Share炭化水素A compound consisting only of carbon and hydrogen atoms."Burning natural gas, which is mostly made of hydrocarbons, provides heat for many homes. "主に炭化水素でできている天然ガスを燃焼させることで、多くの家庭に熱が供給されます。chemistrycompoundsubstancefuelChat with AIVocabulary GamePractice Reading