GK
Guokrtech_it
#19Rank reported by source
Original source Why can a LEGO brick connect to one made 68 years ago?
一块乐高积木，为什么能连上 68 年前的那一块？
A public trend signal observed across 1 source.
Provenance
1 sources一块乐高积木，为什么能连上 68 年前的那一块？
A public trend signal observed across 1 source.