Cas
abbr. 中国科学院（Chinese Academy of Sciences）；计算机技术学会（Computer Arts Society）；控制自动化系统（Control Automatic System）
🗣️ 情景例句
May I ask how Mr. Mrs- is?
-先生（小姐）好吗？
A man of gladness seldom falls into madness.
生性乐天的人极少会变成疯子。
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
长期以来，历史学家一直对雕刻在墙壁上、骨头上、古代长毛象的象牙上的点、线和形形色色的符号感到困惑不解。