Dipropellant
n. &adj.(=bipropellant)二元推进剂(的), 二元燃料(的)
🗣️ 情景例句
Ask me another question.
别问我这个。
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？
I'm very glad to hear that.
很高兴听你这样说。