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Pronunciation ChallengeThe incredible story of the boy who invented Braille | BBC Ideas

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Today's Sentence

Video not in English?
The incredible story of the boy who invented Braille | BBC Ideas
But the medical establishment was conservative and Braille's innovation was slow to be adopted.
Original Video：The incredible story of the boy who invented Braille | BBC Ideas

Key Vocabulary

1. conservative

conservative

[kənˈsɝː.və.t̬ɪv](adj.)

0 participants have completed today's challenge

蜜雪兒 says Hi Guys10 months ago

but the medical establishment was conservative and braille's Innovation was slow to be adopted.

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HuyHoangz5 months ago

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Анастасія Докійчук10 months ago

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Shizui10 months ago

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lily jiang 10 months ago

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