That the evidence was inconclusive, the science uncertain?

怀疑者们（还）坚持（吸烟的结果）还没定论，科学也不够确定。

Researchers say early results are a bit inconclusive.

研究人员表示早期的结果并不能说明一切。

In terms of headaches, the studies are quite inconclusive.

再说头痛，也尚无定论。

Our man at Questioned Documents says it's inconclusive.

专家说字迹不能证明是同一个人。

However, the link between yawning and empathy is inconclusive.

然而，打哈欠和同理心之间的联系尚无定论。

Israel has been in a long deadlock - four inconclusive parliamentary elections in two years.

以色列长期处于僵局之中，该国在两年内举行了四次没有结果的议会选举。

Though the origin of the virus remains inconclusive, it spread worldwide during 1918-1919.

尽管该病毒的来源仍无定论，但它在 1918-1919 年期间传播到了全世界。

Alternatively, if the ultrasound is inconclusive, a more invasive venography procedure can be performed.

当超声无法做出诊断时，也可以采用静脉血管造影这种有创的检查方法。

Erdogan’s government re-launched the war on separatists after June’s inconclusive elections, and the crackdowns continue.

由于六月选举尚未尘埃落定，埃尔多安政府对分裂分子重新开战，镇压仍在继续。

The 2-day negotiations are the latest in a series of inconclusive meetings among the group.

此次谈判为期两天，是各方众多无果而终的会议后再次举行的谈判。