Most show little sign of wear and tear suggesting they were never in circulation.

许多没有磨损痕迹，可能是未流通起来。

The researchers haven't nailed down the exact reasons behind this trend.

研究人员未弄清这一趋势背后确切原因。

The Greeks assumed that the structure of language had some connection with the process of thought, which took root in Europe long before people realized how diverse languages could be.

希腊人认为，语言结构与思维过程之间存在着某种联系。这一观点在人们未认识到语言万别以前就早已在欧洲扎下了根。

The law has yet to be implemented.

但是，该法律未实施。

The answer is that we don't yet understand aerosols and clouds well enough.

答案是，我们未能够了解气溶胶与云层。

Unfortunately, we have only a limited number of shipwrecks to substantiate these trading activities, but one of the shipwrecks that we have is that of the 'Uluburun'.

遗憾是，我们未发现太多能证明这些动沉船。

The country is still trying to recover.

该国至今未完全恢复。

America's trade wars are ongoing and trade talks unfinished.

美国战正在进行，谈判也未结束。

However, he points out that many countries have not done so.

但同时他还指出有很多国家未采取措施。

Iceland has yet to give an official response. It all adds spice to Tuesday's fixture.

冰岛未作出正式回应。 这一切都为星期二比赛增添了很多话题。

An exact date for their reopening has yet to be decided.

重新开放确切日期未确定。

They're the cause of population movements whose scale we have yet to fully realize.

它们是人口迁徙原因。其规模我们未知晓。

The Congress has not yet passed the bill.

国会未通过该议案。

Indeed, there have been ten documented, unsolved disappearances of Tatars since the occupation began.

而且，自俄方占领克里米亚以来，已有10个在案鞑靼人消失，至今未解决。

Wherever there is unexpressed possibility, or function not performed, there is unsatisfied desire.

只要他有未表达心意，或是还有未实现愿望，他就不会感到满足，也就一定会有渴望。

Their lawyers haven't yet commented on the charges.

他们律师未对指控发表评论。

The Supreme Court, however, has not yet ruled on the constitutionality of the Texas law.

然而，最高法院未就德克萨斯州法律是否符合宪法做出裁决。

This isn't proven yet. There's a backlog in coronavirus testing there.

这未得到证实。该州冠状病毒检测有积压。

The team has not yet identified any remains.

该团队未确认任何昆虫遗骸身份。

He is not being charged and denies the allegations.

他未遭到指控，并对犯罪事实给予否认。