This slow uptake can be attributed mostly to a lack of knowledge on the subject.

该技术的采用范围不广很大程度上是因为缺乏该主题的知识。

youdao

Four million dollars might be a lot to spend on a holiday, but those in the nascent space tourism industry say hoteliers have been slow on the uptake because no one thought the cost of space travel would come down as quickly as it has.

CNN: Fly me to the moon: Space hotel sees 2012 opening