ZD
Zhihu Dailycommunity
#27Rank reported by source
Original source Why wasn’t sugar production discovered in beets after thousands of years as a vegetable?
为什么几千年作为蔬菜的甜菜，没有被发现能产糖？
A public trend signal observed across 1 source.
Provenance
1 sources为什么几千年作为蔬菜的甜菜，没有被发现能产糖？
A public trend signal observed across 1 source.