Sturgeon can live for several decades in the wild.

鲟鱼在野外可以活好几十年。

The process of peopling the new city took several decades.

居住新城市的过程花费了几十年。

The history of the people's army dates back several decades.

人民军队的历史可以追溯到几十年前。

The history of the liberation army dates back several decades.

解放军的历史可以追溯到几十年前。

It will take several decades to make China prosperous.

要使中国富起来，需要几十年时间。

But the discovery went uncelebrated for several decades.

但这项发现在几十年间都没有受到人们的关注。

Several decades of demographic scaremongering had not helped.

几年十危言耸听的人口统计论并没有任何帮助，特别是孤儿们发现自已深处争论不休之中。

The jars have been through many repairs during the past several decades.

酱缸修修补补，用了几十年。

The economic ills we suffer have come upon us over several decades.

我们深受其害的经济弊病，几十年来一直袭击着我们。

Noscapine has been primarily used as antitussive agent for several decades.

过去几十年中,那可丁一直被用作镇咳药.