Fsf
abbr. forward space file 早期的空间文件
🗣️ 情景例句
It's my favorite outfit.
这是我喜欢的那一套。
My brother is twice as tall as your sister.
我弟弟比你妹妹高一倍。
As Fred was going in the same direction, he walked along with the tourist.
因为游客与弗雷德走的是同一个方向，他便与游客一道同行。