The facts were never conclusively established.事实从未得到最后确认。

Ballistic evidence has conclusively linked this case to the other murders in the area.弹道证据确定无疑地把这个案件和该地区的其他谋杀案联系了起来。

Research has consistently and conclusively shown that speed cameras work in reducing speed and casualties.研究结果一致明确表明, 超速摄像头对减慢汽车速度和减少伤亡是有效的。

A new study proved conclusively that smokers die younger than non-smokers.一项新的研究确切证明了吸烟者比不吸烟者死得早。