ç”¨é—œæ³¨å»¶çºŒè‡ªèº«æ–‡åŒ–å‘½è„ˆ | è¦‹æ™º å„² | TEDxDadun

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Channel / Source: TEDx Talks

Title: ç”¨é—œæ³¨å»¶çºŒè‡ªèº«æ–‡åŒ–å‘½è„ˆ | è¦‹æ™º å„² | TEDxDadun

Published: 2017-12-15

Source: https://www.youtube.com/watch?v=ChMEY_slVzQ

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