NASA notes that nova events can keep happening " for tens of hundreds or thousands of years."

美国国家航空航天局指出，新星事件可以持续发生“数百年或数千年”。

I love museums - these places that condense tens or hundreds of years of human history into these potent, little bite-sized bits.

我喜欢博物馆——这些将数十年或数百年的人类历史浓缩成这些强大的、一口大小的碎片的地方。

Some stars, separated by tens or hundreds of billions of kilometers, can take centuries to orbit each other, while some are so close they may only take days.

有些恒星相距数百亿或数千亿公里，绕彼此公转需要几个世纪的时间，而有些恒星距离很近，可能只需要几天。

Our system doesn't cover the amount of area that a helicopter can, but you can deploy tens or hundreds of our systems for the same cost as a helicopter.

我们的系统不能覆盖直升机所能覆盖的面积，但你可以部署几十或几百个这样的系统，其成本与直升机相同。

They all have something in common in addition to killing tens or hundreds of thousands of people, they are all subduction zone quakes, created when one tectonic plate is forced under another.

除了造成数万人或数十万人死亡之外， 它们都有一些共同点，它们都是俯冲带地震， 是在一个构造板块被压入另一个构造板块时产生的。