Dbf
abbr. 數據表文件
??? 情景例句
During your computer classes, did they teach you how to fix a cooling fan?
在你的電腦課程，他們是否教過你如何修理散熱風扇？
His foot is wounded, Does it hurt?
他的腳受傷了，疼不疼？
What's that?
那是什么日子？