例句與造句

1. finally, in particular, this paper makes three contributions . first, the easily-used xml data querying system based on web : qr _ xml is represented
   本文主要的貢獻是：首先，給出了易于使用的基于web的可視化xml查詢系統(tǒng)架構(gòu)。
2. It's difficult to find data query system in a sentence. 用data query system造句挺難的