Thursday, November 3, 2016

តើការបង្កើតភពផែនដីយ៉ាងដូចម្តេច? - How the Earth was made? ខំរៀន.khomrean.com

 

ខំរៀន.khomrean.com
តើការបង្កើតភពផែនដីយ៉ាងដូចម្តេច? - How the Earth was made?
Published on Sep 9, 2015
The Earth is a tiny planet in a vast universe. The universe is made up of billions of stars and planets and enormous clouds of gas, all separated by huge empty spaces

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