The geological timescales span millions of years.

地质时间尺度跨越了数百万年。

Different processes operate on different timescales.

不同的过程在不同的时间尺度上运行。

Scientists study climate change over long timescales.

科学家们在长时间尺度上研究气候变化。

The project will be completed within the specified timescales.

项目将在指定的时间尺度内完成。

Adjusting the timescales can help in better project management.

调整时间尺度可以帮助更好地管理项目。

Global warming on decadal timescales is continuing without let-up ...

全球变暖还在继续，没有停止...

Regeneration is vast in its scope and its timescales but almost unimaginably delicate in the undertaking.

从时间和空间上讲，城市重建都是浩大的工程，是一项难以置信的巧夺天工的事业。

Other researchers are exploring deep timescales to look for climate’s influence on our evolutionary origins.

其他研究人员正在探索使用深层时间跨度来证明气候对我们进化起源的影响程度。

A combination of spiralling costs, long timescales and conflicting interests among voters had sapped political will.

不断增长的开支 、 耗时过长,以及选民利益的冲突,耗尽了政治家们的决心.

Evolution of new species typically takes at least hundreds of thousands of years, and recovery from mass extinction episodes probably occurs on timescales encompassing millions of years.

新物种的进化通常要花费最少几十万年，而且恢复大规模物种灭绝中的一小段也可能需要几百万年。