but that the broad outlines are beyond human control.

而是说人类无法掌控的发展的大致轮廓
There are actually two assertions here.

这里实际上有两种结论
One is that the world's history is determinate,

一种是说世界历史是已经确定的
that it is like the machinery of the heavens,

就像天堂的机器一样在运转
it is like the planets revolving around the sun.

就像行星围绕着太阳旋转一样
A good astronomer can readily predict the phases of the moon,

一个好的宇航员可以迅速预测出月亮位相
the occurrence of eclipses, all those things,

月食的发生以及所有的事情
and that's science which was in the past by Marx's time,

这在马克思的时代就是科学的表现
and which he aspired to that level of confidence.

他也渴望如此的确定性
We're going to look at his historicism, that is,

我们来看他的历史哲学观
the double belief that the world is deterministic and

对于世界历史确定论和他和他同事
that he and his associates can actually unlock

可以解锁未来的双重信仰