Pucs
abbr. propellant utilization control system （火箭）燃料有效利用控制系统
🗣️ 情景例句
He considers himself intelligent.
他认为自己很聪明。
Well, thank you for coming.
唷，谢谢你的光临。
But I don't understand. You returned the necklace to me the next afternoon. I remember very well.
不过，我还不懂。我记得很清楚，你们第二天下午就把项链还给我了。