Stem cells are special because they are unspecialized.

干细胞是特殊的，为们是非特化的。

This time, it was the dinosaurs who were the big winners, because they were small and unspecialized, which may have helped them survive.

这一次， 恐龙成了大，为们且不专业，这可能帮助了们生存。

So he showed that 10 specialized workers who had been invested in, in their human capital, could produce 4,800 pins a day, as opposed to just one by an unspecialized worker.

于是他展示了经由人力资本投资的10 个专业化分工的工人，每天能生产 4，800 个大头针，相比 1 个非专业分工的工人每天只生产 1 个大头针。