Ucb
abbr. 单元控制部件（Unit Control Block）
🗣️ 情景例句
Thank you, Mr. Riley. We'll read this over carefully.
谢谢你 Riley先生。我们会仔细阅读这些。
You name it!
你说出来。
The policemen could not cope with the crowds.
警察无法对付群众。