不幸的是，新设计重现了早期型号的一些问题。

The new design unfortunately ___reproduced some of the problems of the earlier model.

我们无法复现早期研究的结果。

We were unable to ___reproduce the results of our earlier research.

我通过努力模仿母语者的发音和重音来克服这个问题。

I overcame this by trying to ___reproduce the native speaker's sounds and stresses.