莫斯科依赖于一个已陈旧的核力量体系，事实上它尝试了多种途径来延长一些服役多年的、非常陈旧的导弹的使用寿命。

Moscow is reliant on an aging nuclear force and is actually trying to find ways to extend the lifetime of many missiles that have long been rendered obsolete.

youdao

莫斯科依赖于一个已陈旧的核力量体系，事实上它尝试了多种途径来延长一些服役多年的、非常陈旧的导弹的使用寿命。

Moscow is reliant on an aging nuclear force and is actually trying to find ways to extend the lifetime of many missiles that have long been rendered obsolete.

youdao