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Pronunciation ChallengeBacteria Can Tell Time...Wait, What?!

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Today's Sentence

Video not in English?
Bacteria Can Tell Time...Wait, What?!
They're essential not only to human health but to the health of the crops we grow and to the creation of industrial products.
Original Video：Bacteria Can Tell Time...Wait, What?!

Key Vocabulary

1. essential

essential

[ɪˈsen.ʃəl](adj.)

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