"Guesstimation" or how estimates are born.

猜测或者评估是如何诞生的？

youdao

Although some amount of "guesstimation" is inevitable in most estimation activities, the main risk here is its reliance on the expertise, experience, and, often, the instincts of a single individual.

尽管一定程度的“猜测”在很多评估活动中是不可避免的，它的主要风险在于它依赖于个体的知识、经验以及本能。

youdao

So there's a bit of guesstimation going on here.

BBC: Cosmic coincidence on the road to Glenelg