propellant

名词 C2

中文：推进剂、发射药

fuel, oxidizer, reaction mass or mixture for one or more engines (especially internal combustion engines or jet engines) that is carried within a vehicle prior to use (countable, uncountable)
the compressed gas in a pressurised container (especially an aerosol can) that is used to expel its content (countable, uncountable)
the explosive (cordite, gunpowder, etc) found in ammunition cartridges (countable, uncountable)

复数 propellants

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