propellant
🇺🇸
/prəˈpelənt/
🇬🇧
/prəˈpelənt/
A substance that helps to push something out, like the gas in a spray can.
The propellant in the can allowed the paint to come out smoothly.
罐内的推进剂使油漆能够顺畅地流出。
A substance that makes something move or go faster, like the fuel in a rocket.
The rocket's propellant was ignited to launch it into space.
火箭的推进剂被点燃,将其送入太空。