The second reason that the new machine age is such great news is that, once the androids start doing jobs, we don't have to do them anymore, and we get freed up from drudgery and toil.
第二个主要原因， 一旦机器人 开始承担工作，我们就不需要再插手， 我们可以从辛苦的劳动中解放出来。