6 年前
视频简介
A witty, exhilarating and mind-expanding exploration of the word of our times - data - with mathematician Dr Hannah Fry. Following in the footsteps of BBC Four's previous gleefully nerdy, award-winning maths films The Joy of Stats, Tails you Win - The Science of Chance and The Joy of Logic, this new high-tech romp reveals exactly what data is and how it is captured, stored, sha...。越南战争对美国身份认同产生了深远影响，导致社会分裂，削弱了民众对政府的信任。它不仅是美国在军事上的失败，还改变了美国的政治和文化。。
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