研究主要表明，人在40多岁或50多岁时可能会有个停滞时期，或转变阶段，但是这种转变“会让人感到兴奋而非恐惧”。

The bulk of the research shows that there may be a pause, or a shifting of gears in the 40s or 50s, but this shift "can be exciting, rather than terrifying".

youdao

所以停滞时期便开始了。

So the period of stagnations begins.

youdao

就美国科学界来说，这段停滞时期持续了四年左右。

This hiatus in American science lasted about four years.

youdao

It also is driven very much by a secessionist account of Judaism as being something that was moribund at the time of Jesus.

它同样也被一系列的犹太主义推动,作为在耶酥时期停滞不前的东西。

耶鲁公开课 - 旧约导论课程节选