【TED-ED英语合集】第502集-柏林墙的兴衰

【TED-ED 】最好最全的英语科普（全700集 ）精选

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【TED-ED英语合集】第501集How do lungs work

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【TED-ED英语合集】第502集-柏林墙的兴衰

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【TED-ED英语合集】第503集How the world's longest underwater

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【TED-ED英语合集】第504集 History vs. Genghis Khan

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【TED-ED英语合集】第505集Why is ketchup so hard to pour

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【TED-ED英语合集】第506集The weird and wonderful

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【TED-ED英语合集】第507集Could we create dark matter

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【TED-ED英语合集】第508集Everything you need to know to read

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【TED-ED英语合集】第509集Everything you need to know to read

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【TED-ED英语合集】第510集What is phantom traffic and why

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【TED-ED英语合集】第512集Why do blood types matter

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【TED-ED英语合集】第513集How to spot a pyramid scheme

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【TED-ED英语合集】第514集Why certain naturally occurring

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【TED-ED英语合集】第515集Why do we have museums

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【TED-ED英语合集】第516集The nurdles' quest for ocean

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【TED-ED英语合集】第517集Why should you read

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【TED-ED英语合集】第518集How to practice effectively...for

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【TED-ED英语合集】第519集The Chinese myth of the immortal

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【TED-ED英语合集】第520集Why should you listen to Vivaldi

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【TED-ED英语合集】第521集-你的大脑对疼痛有何反应？

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【TED-ED英语合集】——第522集

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【TED-ED英语合集】第523集 The high-stakes race to make

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【TED-ED英语合集】第524集 Sugar Hiding in plain sight

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【TED-ED英语合集】第525集The pleasure of poetic pattern

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【TED-ED英语合集】第526集Why tragedies are alluring

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【TED-ED英语合集】第527集How languages evolve

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【TED-ED英语合集】第528集 Could your brain repair itself

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【TED-ED英语合集】第529集The fascinating history

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【TED-ED英语合集】第530集How close are we to eradicating HIV

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【TED-ED英语合集】第531集How playing sports benefits

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【TED-ED英语合集】第532集How do fish make electricity