Their achievements in historiography have precious value that can be not estimated and play an important-conference role in the history research of Mongol-Yuan Period until today.

他们的创作成就具有不可估量的宝贵价值，至今仍为蒙元史学的研究提供着非常重要的参考作用。

youdao

Time is the most precious thing we have. Yet most of us treat our time as though it has hardly any value at all.

时间是我们拥有的最宝贵的东西。但是我们大部分人对待时间的方式就好像它几乎没有价值一样。

youdao

In many ways, time is the most precious thing that we have. Yet most of us treat our time as though it has hardly any value at all.

从很多方面来说，时间是我们拥有的最宝贵的东西。但是我们大部分人对待时间好像它几乎没有价值一样。

youdao

This El Dorado-inspired looting of gold has meant that the vast majority of precious pre-Columbian gold objects have been melted down and the real value of these artefacts as clues to the workings of an ancient culture have been lost forever.

BBC: El Dorado: The truth behind the myth

Confidence is returning - and so are international investors, attracted no doubt by bargain-value assets and the belief that precious lessons about moderation and propriety have been learned all round.

CNN: CHILDREN OF THE CRISIS