直到一个多世纪以后, 也就是 1957 年,Barton 等[10]对

It was not until more than a century later, that is, in 1957, that Barton et al. [10] did a more in-depth study of the Shandao Nian rearrangement reaction and subsequent transformation, and then the Shandao Nian rearrangement reaction re-entered people’s vision.

It wasn't until more than a century later, in 1957, that Barton and others did a more in-depth study of the mountain road year rearrange reaction and subsequent transformation, that the mountain road year re-scheduling reaction re-entered people's view.

It was not until more than a century later, that is, in 1957, Barton et al. [10] made a more in-depth study on the rearrangement reaction and subsequent transformation of shandaonian, so that the rearrangement reaction of shandaonian came back into people's view,<br>