释义 |
pro·pane \ˈprōˌpān\ noun (-s) Etymology: International Scientific Vocabulary prop- + -ane : a flammable gaseous paraffin hydrocarbon CH3CH2CH3 that is heavier than air, occurs naturally in crude petroleum and natural gas and is also obtained by cracking, and is used chiefly as a fuel (as in liquefied petroleum gas) and in the manufacture of chemicals (as the lower nitroparaffins) |