Pcdds
[计]= Private Circuit Digital Data Service,专用电路数字数据业务
🗣️ 情景例句
The question is,
问题是，
May I ask you how old you are?
我能问你多大了吗？
Meanwhile, his unit was lost and all records of him had been destroyed.
与此同时，他所在部队被击溃，他的所有档案材料全部毁于战火。