Ddf
[计] 数据库描述文件, 开发论证设施
🗣️ 情景例句
Can I ring you up?
我可以给你打电话吗？
I would like to enlarge this film.
我要放大这底片。
I think we are the first people here for hundreds of years. Maybe thousands.
“我认为几百年，可能几千年以来，我们是第一次来这里的人。”