Ddf
[计] 数据库描述文件, 开发论证设施
🗣️ 情景例句
I had a nice evening.
让我过了一个愉快的夜晚。
The pot calls the kettle black.
五十步笑百步。
but on the second, I applied myself assiduously to the task.
不过，新年第二天，我全力以赴地照着去做了。