Retrofire
v. 点火发动\\nn. [语]卷舌(音质), (火箭)点火发动
🗣️ 情景例句
Finding out what they want.
得看看他们想要什么。
She's head over heels in love with him.
她深深地爱上了他。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。