Idf
abbr. 综合资料文件（intergrated Data File）
🗣️ 情景例句
I'm counting on it.
我有这种打算。
Before I eat dinner,I read the newspaper for a while.
在我吃晚饭以前，我花一会儿读报纸。
The long hours in the office or the factory bring with them as their reward,
在办公室或工厂里长时间的工作给他们带来了酬劳，