下一阶段要把理论付诸实践。

The next step is to put the theory into practice.

《柯林斯英汉双解大词典》

此并购的下一阶段谈判即将进行。

Negotiations for the next phase of the deal get underway soon.

youdao

所以，我要进行下一阶段了。

And so, I "d like to proceed to the next stage."

youdao

The next chunk of life is always not worth having, " always worse than nothing."

下一阶段的生活都不值得拥有，“没有比拥有要好“

耶鲁公开课 - 死亡课程节选

but a little bit anxious for the next stage in life to kind of,

同时也对人生的下一阶段感到有点焦虑，

寻找幸福 - SpeakingMax英语口语达人

Because the next chunk, or perhaps from there on out, it would've been bad.

因为下一阶段的生活，或者说从此刻开始的生活，它将会非常糟糕。

耶鲁公开课 - 死亡课程节选