Qacs
(qac 的复数) abbr. quaternary ammonium compound 季铵化合物（杀菌剂）
🗣️ 情景例句
Your dad is quite a guy.
你爸爸真不赖。
I'd rather have some tea,if you don't mind.
我想要一些茶,如果你不介意。
Errors and uncertainties multiply, cascading upward through a chain of turbulent features,
错误和不可靠性上升，接踵而来的是一系列湍流的微状，