Icf
abbr. 内部通信触发器（Inter-Communication Flip-Flop）
🗣️ 情景例句
The number's no longer in service.
这个号码现在是空号。
Would you know your daughter,see her in company.
你若想了解女儿，只要看她和什么样的人交往。
Good afternoon.
下午好。