原推：“Outbreaks are inevitable, but pandemics are optional.” – @larrybrilliant
This @OERProject video gives you a glimpse of how Big History is helping students connect the present to the past: oer-prj.com/3zQmN9R
翻译英文优质信息和名人推特
原推：“Outbreaks are inevitable, but pandemics are optional.” – @larrybrilliant
This @OERProject video gives you a glimpse of how Big History is helping students connect the present to the past: oer-prj.com/3zQmN9R