【TED-ED英语合集】——第489集

【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488集-我们应该取消标准化的TE吗？

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播放中

【TED-ED英语合集】——第489集

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【TED-ED英语合集】第490集-我们应该寻找其他的生命吗？

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【TED-ED英语合集】第491集Why the Arctic is climate change's

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【TED-ED英语合集】第492集Everything changed

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【TED-ED英语合集】第493集The history of chocolate

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【TED-ED英语合集】第494集How the world's first metro system

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【TED-ED英语合集】第495集 Eye vs. camera

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【TED-ED英语合集】第496集Why wasn’t the Bill of Rights

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【TED-ED英语合集】第497集The psychology of narcissism

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【TED-ED英语合集】第498集.The time value of money

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【TED-ED英语合集】第499集-寄生虫如何改变宿主

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【TED-ED英语合集】第500集How do focus groups work

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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