人類在蝗災中是迷信還是科學?(章節字幕版)

Round-17 hunt: picked; source: new-source search (r17: learned societies, museum/library lecture series, summer schools, scholarly conferences, newly covered languages); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier C + tier-C depth check passed; strict per-title check + final strict pass; oEmbed verified.

A 84-minute video from 科普講堂: “人類在蝗災中是迷信還是科學?(章節字幕版)”.

Video by 科普講堂, played through YouTube's embedded player.