The agricultural papers and agricultural fairs had not succeeded in popularizing these great laborsaving devices.

农业报纸和农业博览会并没有成功地推广这些伟大的省力装置。

But if robots are to reach the next stage of laborsaving utility, they will have to operate with less human supervision and be able to make at least a few decisions for themselves goals that pose a real challenge.

但是如果机器人要进入节省劳力的下一个阶段，他们必须能够在更少的人工监控下运行，并且至少能够独立地做 一些决定。这些目标给我们提出了一个真正的挑战。

9But if robots are to reach the next stage of laborsaving utility, they will have to operate with less human supervision and be able to make at least a few decisions for themselves—goals that pose a real challenge.

9但是，如果机器人要达到节省劳动力的下一阶段，它们将必须在更少的人类监督下运行， 并且能够至少自己做出一些决定——这些目标构成了真正的挑战。