it also operated on a much longer timescale -它还有一个更长的周期
operate on在 ... 操作
Nearly all the tractors operate on diesel oil.
几乎所有的拖拉机都用柴油开动。
We still had to operate on a shoestring.
我们仍得小本经营。

And that would create the conditions to allow the wind to blow from the east -leading to frost fairs创造了条件让东风吹到英国导致了霜冻嘉年华
allow to允许
My boss doesn't allow me to use the telephone.
老板不许我使用电话。
We will not allow ourselves to be trampled upon.
我们决不容许自己被人轻视。
lead to导致，引起
The Government's present course will only lead to disaster.
政府的现行方针后患无穷。
Too much work and too little rest often lead to illness.
过量的工作和过少的休息会引起疾病。