Df
[计] 数据区, 目的区, 设备标志, 磁盘文件, 倍频
🗣️ 情景例句
At this rate,
照这种速度
I can't tell what will happen.
我可说不出将会发生什么事。
The house was dirty. They hadn't cleaned it for weeks.
房子很脏，他们好几个星期没打扫了。