Dcb
[计] 数据和控制总线, 数据控制块
🗣️ 情景例句
Life is full of ups and downs.
生活充满起伏。
I'm glad to hear about your promotion.
我很高兴听到你升迁的消息。
I'm going to put it here,in front of the window.
我准备把它入在这儿，放在窗前。