Ucb
abbr. 单元控制部件（Unit Control Block）
🗣️ 情景例句
and you won't get so many colds anymore.
你就不会老患感冒了。
No, she isn't.
不，她不是。
Time for our lunch, said Bruce. Then he looked around. Oh dear! I don't understand!
“午饭时间到了，”布鲁斯说。然后他看看四周。“天啊！我弄不明白了！”